CN202757841U - Lamp bulb compression resistance testing tool - Google Patents
Lamp bulb compression resistance testing tool Download PDFInfo
- Publication number
- CN202757841U CN202757841U CN 201220434744 CN201220434744U CN202757841U CN 202757841 U CN202757841 U CN 202757841U CN 201220434744 CN201220434744 CN 201220434744 CN 201220434744 U CN201220434744 U CN 201220434744U CN 202757841 U CN202757841 U CN 202757841U
- Authority
- CN
- China
- Prior art keywords
- ring seal
- push rod
- central passage
- lamp bulb
- compression resistance
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
Images
Abstract
The utility model relates to a lamp bulb compression resistance testing tool which comprises a valve body and a gas channel arranged on the valve body and capable of providing test gas. The lower end of the valve body is provided with a clamp device capable of clamping a lamp bulb vent tube, and the gas channel can be communicated with the lamp bulb vent tube clamped by the clamp device. A central channel leading to the clamp device is further arranged in the valve body is provided with an ejector rod capable of moving along the central channel and accordingly ejecting the lamp bulb vent tube, the top end of the ejector rod extends to the outside of the central channel, a gas sealing device is arranged between the central channel and the ejector rod and comprises a first seal ring surrounding the periphery of the ejector rod and a seal ring extruding device arranged on the ejector rod, wherein the seal ring extruding device is located under the first seal ring. Due to the characteristics and the advantages, the lamp bulb compression resistance testing tool can be applied to lamp bulb compression resistance testing tool arrangement.
Description
Technical field
The present invention relates to bulb detection equipment, particularly a kind of lamp bulb compression resistance testing fixture.
Technical background
Can the bulb explosion produces the glass fragment that splashes and can hurt sb.'s feelings, and in order to reduce this potential safety hazard, bulb is before dispatching from the factory, and manufacturer can test the lamp bulb compression resistance ability, namely test cell-shell and bear the interior air pressure of bulb.Chinese patent ZL201010558497.0 has disclosed a kind of lamp bulb compression resistance testing fixture, comprise valve body, the sealing micelle, compressing tablet, high-pressure air pipe, the valve body center is provided with the vertical passageway, high-pressure air pipe enters with this vertical passageway perforation to be connected from valve body one side joint, the middle part is provided with groove under the valve body, the sealing micelle, this groove is put into according to sequencing in compressing tablet top, the center of sealing micelle and compressing tablet is provided with the passage that is complementary with tested bulb gas outlet, connect with the valve body vertical passageway, it is characterized in that: also be provided with cylinder and gas outlet push rod, the plunger outer end of this cylinder is connected with gas outlet push rod upper end, the bottom activity of gas outlet push rod is seated in the vertical passageway of valve body, this vertical passageway is the two-stage passage, the diameter of the 1st grade of passage that is positioned at upper top is more slightly larger than the diameter of the 2nd grade of passage, is provided with Seal Kit between the 1st grade of passage of valve body upper top and gas outlet push rod; The gas electrically-controlled valve is equipped with in described high-pressure air pipe outside portion.But in this kind structure, described Seal Kit is looped around the outer radial periphery of described gas outlet push rod, described gas outlet push rod is up and down, cause inevitably wearing and tearing are caused in the inboard of described Seal Kit, described gas outlet push rod and described Seal Kit gap can strengthen gradually, up to a hundred kilograms high-potting gas is very easy to reveal at this position like this, the position of especially described Seal Kit, so not only the maintenance rate of equipment is high, also can cause reducing the accuracy to the lamp bulb compression resistance test, unsettled test pressure makes bulb have equally the potential safety hazard of bulb explosion.
Summary of the invention
For the deficiencies in the prior art, one of the object of the invention mainly is the hermetically-sealed construction of the push rod of retrofit testing frock, make its not only durable but also ability that keep the test gas of high pressure improve.The present invention proposes a kind of lamp bulb compression resistance testing fixture for this reason, comprise valve body, be arranged on the gas passage that test gas can be provided on the described valve body, the lower end of described valve body be provided with can the clamping bulb gas outlet clamping device, described gas passage can be communicated with by the described bulb gas outlet of described clamping device clamping; Also be provided with the central passage of leading to described clamping device in the described valve body; Can push up the push rod of pressing the bulb gas outlet thereby be provided with in the described central passage to move along described central passage, the top of described push rod extends to the outside of described central passage, is provided with gas-tight sealing between described central passage and the described push rod; It is characterized in that, described packoff comprises the first O-ring seal of being looped around described push rod periphery, is arranged on the O-ring seal pressurizing unit on the described push rod, described O-ring seal pressurizing unit be positioned at described the first O-ring seal below.
Wherein, because described gas passage can be communicated with by the described bulb gas outlet of described clamping device clamping, and the described push rod that is arranged in described central passage can push up the described bulb gas outlet of pressure, and described central passage also is communicated with described gas passage at least for this reason.Also because so, when carrying out Hi-pot test, need to the gap between described central passage and the described push rod be sealed.Described gas passage can be communicated with by the described bulb gas outlet of described clamping device clamping, refer to that described bulb gas outlet can directly be communicated with described gas passage or be communicated with by means of described central passage after described bulb gas outlet inserts or is positioned in the described clamping device.
Wherein, described the first O-ring seal is looped around described push rod periphery, like this can be by the cooperate sealing that realize described central passage of described the first O-ring seal with described push rod periphery.Described the first O-ring seal can be the O RunddichtringO, also can be similarly such as the O-ring seal with lip.Secondly, can be that one or more a plurality of described the first O-ring seal is arranged on described push rod periphery.
Wherein, described O-ring seal pressurizing unit be positioned at described the first O-ring seal below, refer to when passing into high-potting gas in the described central passage, described push rod can be pressed by gas upward direction top, set gradually described O-ring seal pressurizing unit and described the first O-ring seal in this upward direction, described push rod faint in the top offset process, described the first O-ring seal is pressed on described O-ring seal pressurizing unit top below described the first O-ring seal, the xsect that makes described the first O-ring seal automatically produces corresponding distortion according to the size of test gas pressure, for example the xsect of described the first O-ring seal becomes ellipse from circle, improves so further the sealing ability between described the first O-ring seal and the described push rod.
According to technique scheme, the structure of described O-ring seal pressurizing unit can adopt following manner:
1. at described push rod arranged outside one circle radial protrusion, the external diameter of described radial protrusion is less than the internal diameter of the described central passage of position, described radial protrusion be positioned at described the first O-ring seal below.Like this, when on carrying out the described push rod pressurized of high-potting, moving, not only the top surface plane of described radial protrusion can and described the first O-ring seal between can form butt-end packing, and described the first O-ring seal is pressed on described radial protrusion top below described the first O-ring seal, make it produce microdeformation, the inboard circle mouth of described like this first O-ring seal diminishes, and has greatly improved the inboard of described the first O-ring seal and the sealing ability between the described push rod.
2. at described push rod arranged outside cone-shaped body, the conical surface of described cone-shaped body is towards described the first O-ring seal; Described cone-shaped body maximum outside diameter is less than the internal diameter of the described central passage of position, described cone-shaped body be positioned at described the first O-ring seal below.Like this, when on carrying out the described push rod pressurized of high-potting, moving, described cone-shaped body extrudes described the first O-ring seal below described the first O-ring seal, make it produce microdeformation, the inboard circle mouth of described like this first O-ring seal becomes large a little, be that described cone-shaped body can suitably be expanded the internal diameter of described the first O-ring seal, thereby greatly improved the sealing ability between described the first O-ring seal and the described push rod.
3. be that above-mentioned the 1st kind of scheme and the 2nd kind of scheme are given combination, at described push rod arranged outside cone-shaped body, the conical surface of described cone-shaped body is towards described the first O-ring seal, described cone-shaped body be positioned at described the first O-ring seal below, described radial protrusion be arranged on described cone-shaped body below, the maximum outside diameter of described radial protrusion and described cone-shaped body is less than the internal diameter of the described central passage of position.Like this, when on carrying out the described push rod pressurized of high-potting, moving, described cone-shaped body extrudes described the first O-ring seal below described the first O-ring seal, make it produce small dilatating and deformable, but described radial convex top lifting press described the first O-ring seal below, not only form butt-end packing but also the inboard circle mouth of described the first O-ring seal is diminished a little, thereby greatly improved the sealing ability between described the first O-ring seal and the described push rod.
According to technique scheme, its effect is:
A. described O-ring seal pressurizing unit not only can form and described the first O-ring seal between butt-end packing, thereby and described O-ring seal pressurizing unit can make described the first sealed ring deformation fill up the gap that described the first O-ring seal causes because of wearing and tearing; Can be according to the size adaptation adjustment sealing ability of experimental gas pressure between described push rod, described O-ring seal pressurizing unit and described the first O-ring seal thereby make.
B. described O-ring seal pressurizing unit can make the quantity of described the first O-ring seal that is arranged on described push rod periphery reduce, thereby further reduced the frictional resistance between described push rod and described the first O-ring seal, thereby can reduce the driving force that drives the drive unit that described push rod moves up and down, under same driving force, described push rod is moved up and down easily.
C. improve the serviceable life of described the first O-ring seal, need not frequent.
D. improved the stability of test gas pressure.
Further technical scheme can also be, described packoff also comprises the gland that is arranged on the described central passage, the center pit that described gland is passed on the top of described push rod extends to the outside of described central passage, be provided with the second O-ring seal between described gland and the described valve body, described the first O-ring seal is between described gland and described push rod or described O-ring seal pressurizing unit.
Wherein, described gland is mainly used in locating described the first O-ring seal, prevents from making in the process that described push rod moves up and down it to spin off from described central passage.Thereby described the first O-ring seal can be arranged on the following of described gland and be located between described push rod and the described gland, also can be arranged on described gland and or described O-ring seal pressurizing unit between.
Wherein, described the second O-ring seal is mainly used in realizing the sealing between the central passage of described gland and described valve body.Described gland can be threaded connection on the internal thread that peristome that mode is tightened in described central passage arranges, and also can be the peristome that is fixed on described central passage by other servicing unit.
Further technical scheme can also be, also comprise the back-moving spring that is arranged in the described central passage, described back-moving spring is enclosed within on the described push rod and one end top is pressed on the step that is arranged on the described central passage, and other end top is pressed on the lower edge face of described O-ring seal pressurizing unit or on the lower edge face of the locating ring that arranges on the described push rod.Wherein said back-moving spring is mainly used in being made progress and promoting to reset being depressed the described push rod that moves by the top, guarantees that by described back-moving spring described push rod resets, and prevents from seizing when described push rod from not resetting the position of bulb gas outlet or causes the gas outlet fracture.
Further technical scheme can also be, also comprises driving the drive unit that described push rod moves, and is not connected or does not have in described push rod lifting process between them the transmission of lifting force after the actuating arm retracted for clearance of described drive unit with described push rod.Like this, when described push rod resetted, carry-over moment broke away between the actuating arm of described drive unit and the described push rod, allows described push rod freely reset under the driving of described back-moving spring and described O-ring seal pressurizing unit is positioned at below described the first O-ring seal.Otherwise, if have processing, installing space error between described O-ring seal pressurizing unit and described the first O-ring seal but the described push rod rigid driving that is driven device when resetting, if have minus tolerance (stroke that described push rod can abovely move is less than the shift motion of described drive unit) between described O-ring seal pressurizing unit and described the first O-ring seal, thereby then may cause answering back between them to aggravate the wearing and tearing of described the first O-ring seal; Otherwise, if having plus tolerance (namely having spacing) between described O-ring seal extruding dress and described the first O-ring seal, then may cause poor sealing between them.
Because the present invention has These characteristics and advantage, can be applied to during lamp bulb compression resistance testing fixture arranges for this reason.
Description of drawings
Fig. 1 is the cross-sectional view of using the lamp bulb compression resistance testing fixture of technical solution of the present invention;
Fig. 2 is the cross-sectional view of the second structure of using the described O-ring seal pressurizing unit of technical solution of the present invention;
Fig. 3 is the cross-sectional view of the third structure of using the described O-ring seal pressurizing unit of technical solution of the present invention;
Fig. 4 uses after drive unit resets described in the lamp bulb compression resistance testing fixture of technical solution of the present invention and positional structure schematic diagram between the described push rod;
Fig. 5 is the A section enlarged drawing among Fig. 1, also is the cross-sectional view of the first structure of described O-ring seal pressurizing unit.
Embodiment
Be further described below in conjunction with the structure of accompanying drawing to the lamp bulb compression resistance testing fixture of application technical solution of the present invention.
As shown in Figure 1, a kind of lamp bulb compression resistance testing fixture comprises valve body 1, the lower end of described valve body 1 be provided with can clamping bulb 8 gas outlets 81 clamping device 4.Described clamping device 4 comprises the briquetting 43 of plug 42, top moulding plug 42 and can drive the driver 41 that described briquetting 43 moves up.The center of described plug 42 and briquetting 43 is provided with the hole that can allow the gas outlet 81 of described bulb 8 pass.When needs tests bulb 8, automatically or manually gas outlet 81 is inserted in the described hole, tighten up again described driver 41 and make on the described briquetting 43 and move, make the described gas outlet 81 of its clamping thereby push described plug 42.
The center of described valve body 1 also is provided with the central passage 3 of leading to described clamping device 4; Also be provided with in the described central passage 3 and can move and push up the push rod 2 of pressing bulb gas outlet 81 along described central passage 3, the top of described push rod 2 extends to the outside of described central passage 3, is provided with gas-tight sealing between described central passage 3 and the described push rod 2.Press described gas outlet 81 because described push rod 2 can push up, described central passage 3 also is communicated with described gas outlet 81 for this reason.
Described gas outlet 81 is communicated with the gas passage 6 that test gas can be provided by described central passage 3; Certain described gas passage 6 also can pass through the described gas outlet 81 of other channel connection, might not need to be communicated with described gas outlet 81 by described central passage 3; In any case when, because described gas passage 6 can be communicated with the described gas outlet 81 that is clamped in the described clamping device 4, and the described push rod 2 that is arranged in described central passage 3 can push up the described gas outlet 81 of pressure, and described central passage 3 also is communicated with described gas passage 6 at least for this reason.Also because so, when carrying out the high pressure test, need to the gap between described central passage 3 and the described push rod 2 be sealed.When entering described bulb 8, the high-potting gas in the described gas passage 6 just can be tested detection to bulb 8; If do not break when testing complete described bulb 8, described gas outlet 81 is discharged test gases, and the manual or automatic machinery hand is taken described bulb 8 away from described clamping device 4; If described bulb 8 breaks, need described push rod 2 to move down and from described clamping device 4, push up remaining described gas outlet 81, avoided manual pull out loaded down with trivial details.
Described packoff comprises the first O-ring seal 7 of being looped around described push rod 2 peripheries, is arranged on the O-ring seal pressurizing unit on the described push rod 2, described O-ring seal pressurizing unit be positioned at described the first O-ring seal 7 below, described the first O-ring seal 7 is looped around described push rod 2 peripheries, like this can be by the cooperate sealing that realize described central passage 3 of described the first O-ring seal 7 with described push rod 2 peripheries.Described the first O-ring seal 7 can be O type rubber seal, also can be similarly such as the rubber seal with lip.Secondly, can be that one or more a plurality of described the first O-ring seal 7 is arranged on described push rod 2 peripheries.
The structure of described O-ring seal pressurizing unit can adopt following manner:
The first scheme, such as Fig. 1 and shown in Figure 5, at described push rod 2 arranged outside one circle radial protrusion 21, the external diameter of described radial protrusion 21 is less than the internal diameter of the described central passage 3 of position but greater than the external diameter of described push rod 2 bodies of rod, described radial protrusion 21 be positioned at described the first O-ring seal 7 below.Like this, when moving on the described push rod 2, form butt-end packing between described radial protrusion 21 and described the first O-ring seal 7 following, and below described the first O-ring seal 7 is pressed on described push rod 2 tops, make it produce microdeformation, the inboard circle mouth of described the first O-ring seal 7 diminishes, and any one sealing means wherein or their combination have improved the sealing ability between described the first O-ring seal 7 and the described push rod 2 greatly.
First scheme, as shown in Figure 2, at described push rod 2 arranged outside cone-shaped bodys 22, the conical surface of described cone-shaped body 22 is towards described the first O-ring seal 7; Described cone-shaped body 22 maximum outside diameters are less than the internal diameter of the described central passage 3 of position, described cone-shaped body 22 be positioned at described the first O-ring seal 7 below.Like this when described push rod 2 when moving on the direction b, described cone-shaped body 22 extrudes described the first O-ring seal 7 below described the first O-ring seal 7, make it produce microdeformation, the inboard circle mouth of described like this first O-ring seal 7 becomes large a little, be that described cone-shaped body 22 can suitably be expanded the internal diameter of described the first O-ring seal 7, thereby greatly improved the sealing ability between described the first O-ring seal 7 and the described push rod 2.
The third scheme, as shown in Figure 3, that above-mentioned the first scheme and first scheme are given combination, at described push rod 2 arranged outside cone-shaped bodys 22, at the conical surface of described cone-shaped body 22 towards described the first O-ring seal 7, described cone-shaped body 22 be positioned at described the first O-ring seal 7 below, described radial protrusion 21 be arranged on described cone-shaped body 22 below, the maximum outside diameter of described radial protrusion 21 and described cone-shaped body 22 is less than the internal diameter of the described central passage 3 of position.Like this, when described push rod 2 when moving on the direction b, described cone-shaped body 22 extrudes described the first O-ring seal 7 below described the first O-ring seal 7, make it produce small dilatating and deformable, but described radial protrusion 21 tops press the following of described the first O-ring seal 7 not only to form flat seal but also the inboard circle mouth of described the first O-ring seal 7 is diminished a little, thereby have greatly improved the sealing ability between described the first O-ring seal 7 and the described push rod 2.
Technique scheme, thus not only described O-ring seal pressurizing unit can make 7 distortion of described the first O-ring seal fill up the gap that described the first O-ring seal 7 causes because of wearing and tearing; Can be according to the size adaptation adjustment sealing ability of experimental gas pressure between described push rod 2 and described the first O-ring seal 7 thereby make, secondly, described O-ring seal pressurizing unit can make the quantity of described the first O-ring seal 7 that is arranged on described push rod 2 peripheries reduce, thereby further reduced the frictional resistance between described push rod 2 and described the first O-ring seal 7, thereby can reduce the driving force that drives the drive unit that described push rod 2 moves up and down, under same driving force, described push rod 2 is moved up and down easily; In addition, improve the serviceable life of described the first O-ring seal 7, need not frequent.Also have, good sealing effect can also improve the stability of test pressure gas.
As shown in Figure 1, described packoff also comprises the gland 23 that is arranged on the described central passage 3, the center pit that described gland 23 is passed on the top of described push rod 23 extends to the outside of described central passage 3, described gland 23 and described central passage 3 are provided with the second O-ring seal 231 in other words between the described valve body 1, described the first O-ring seal 7 is between described gland 23, described push rod 2 and described O-ring seal pressurizing unit.
Wherein, described gland 23 is mainly used in locating described the first O-ring seal 7, prevents from making in the process that described push rod 2 moves up and down it to spin off from described central passage 3.Described the second O-ring seal 231 is mainly used in realizing the sealing between described gland 23 and the described valve body 1.Described gland 23 is threaded connection on the internal thread that peristome that mode is tightened in described central passage 3 arranges, and can certainly be the peristome that is fixed on described central passage 3 by other servicing unit.
As shown in Figure 1, also comprise the back-moving spring 5 that is arranged in the described central passage 3, described back-moving spring 5 is enclosed within on the described push rod 2 and its top, top is pressed on the step 31 that is arranged on the described central passage 3, and the tail end top is pressed on the lower edge face of described O-ring seal pressurizing unit.As the scheme that is equal to be, a locating ring (not shown in FIG.) that radially protrudes is set on described push rod 2 in addition, the external diameter of described locating ring is less than the internal diameter of described central passage 3, and the top ends of described back-moving spring 5 top is pressed on the lower edge face of described locating ring.Wherein said back-moving spring 5 is mainly used in being made progress and promoting to reset being depressed the described push rod 2 that moves by the top, guarantee that by described back-moving spring 5 described push rod 2 resets, prevent seizing the position of bulb gas outlet 81 when described push rod 2 from not resetting or cause described gas outlet 81 fractures.
As shown in Figure 4, also comprise the drive unit 9 that can drive 2 times movements of described push rod, be not connected or in described push rod 2 lifting process, do not have between them the transmission of lifting force after actuating arm 91 retracted for clearance of described drive unit 9 with described push rod 2.Like this, when described push rod 2 moves down when resetting after the top presses the work of described gas outlet 81 to finish, break away from or do not have the transmission of lifting force between the actuating arm 91 of described drive unit 9 and the described push rod 2, allow described push rod 2 freely under the driving of described back-moving spring 5, reset and described O-ring seal pressurizing unit is positioned at below described the first O-ring seal 7.Otherwise, if have processing, installing space error between described O-ring seal pressurizing unit and described the first O-ring seal 7 but described push rod 2 when being driven device 9 rigid driving lifting restoring, if have minus tolerance between described O-ring seal pressurizing unit and described the first O-ring seal 7, thereby then may cause answering back between them to aggravate the wearing and tearing of described the first O-ring seal 7; If have plus tolerance (namely having spacing) between described O-ring seal pressurizing unit and described the first O-ring seal 7, then may cause poor sealing between them.
Claims (7)
1. lamp bulb compression resistance testing fixture, comprise valve body, be arranged on the gas passage that test gas can be provided on the described valve body, the lower end of described valve body be provided with can the clamping bulb gas outlet clamping device, described gas passage can be communicated with by the described bulb gas outlet of described clamping device clamping; Also be provided with the central passage of leading to described clamping device in the described valve body; Can push up the push rod of pressing the bulb gas outlet thereby be provided with in the described central passage to move along described central passage, the top of described push rod extends to the outside of described central passage, is provided with gas-tight sealing between described central passage and the described push rod; It is characterized in that, described packoff comprises the first O-ring seal of being looped around described push rod periphery, is arranged on the O-ring seal pressurizing unit on the described push rod, described O-ring seal pressurizing unit be positioned at described the first O-ring seal below.
2. lamp bulb compression resistance testing fixture according to claim 1 is characterized in that, described O-ring seal pressurizing unit is arranged on a circle radial protrusion in the described push rod outside.
3. lamp bulb compression resistance testing fixture according to claim 1 is characterized in that, described O-ring seal pressurizing unit is arranged on the cone-shaped body in the described push rod outside, and the conical surface of described cone-shaped body is towards described the first O-ring seal.
4. lamp bulb compression resistance testing fixture according to claim 2, it is characterized in that, described O-ring seal pressurizing unit also comprises the cone-shaped body that is arranged on the described push rod outside, the conical surface of described cone-shaped body is towards described O-ring seal, and described cone-shaped body is arranged between described radial protrusion and described the first O-ring seal.
5. according to claim 1,2,3 or 4 described lamp bulb compression resistance testing fixtures, it is characterized in that, described packoff also comprises the gland that is arranged on the described central passage, the center pit that described gland is passed on the top of described push rod extends to the outside of described central passage, be provided with the second O-ring seal between described gland and the described valve body, described the first O-ring seal is between described gland and described push rod or described O-ring seal pressurizing unit.
6. according to claim 1,2,3 or 4 described lamp bulb compression resistance testing fixtures, it is characterized in that, also comprise the back-moving spring that is arranged in the described central passage, described back-moving spring is enclosed within on the described push rod and one end top is pressed on the step that is arranged on the described central passage, and other end top is pressed on the lower edge face of described O-ring seal pressurizing unit or on the lower edge face of the locating ring that arranges on the described push rod.
7. lamp bulb compression resistance testing fixture according to claim 6, it is characterized in that, also comprise to drive the drive unit that described push rod moves, be not connected or in described push rod lifting process, do not have between them the transmission of lifting force after the actuating arm retracted for clearance of described drive unit with described push rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220434744 CN202757841U (en) | 2012-08-29 | 2012-08-29 | Lamp bulb compression resistance testing tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220434744 CN202757841U (en) | 2012-08-29 | 2012-08-29 | Lamp bulb compression resistance testing tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202757841U true CN202757841U (en) | 2013-02-27 |
Family
ID=47737013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220434744 Withdrawn - After Issue CN202757841U (en) | 2012-08-29 | 2012-08-29 | Lamp bulb compression resistance testing tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202757841U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102798572A (en) * | 2012-08-29 | 2012-11-28 | 李洪普 | Fixture for testing compression resistance of lamp bulb |
| CN106595987A (en) * | 2016-12-23 | 2017-04-26 | 河南省西峡汽车水泵股份有限公司 | Workpiece pressure test sealing structure |
-
2012
- 2012-08-29 CN CN 201220434744 patent/CN202757841U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102798572A (en) * | 2012-08-29 | 2012-11-28 | 李洪普 | Fixture for testing compression resistance of lamp bulb |
| CN102798572B (en) * | 2012-08-29 | 2014-11-05 | 佛山市南海佛阳照明有限公司 | Fixture for testing compression resistance of lamp bulb |
| CN106595987A (en) * | 2016-12-23 | 2017-04-26 | 河南省西峡汽车水泵股份有限公司 | Workpiece pressure test sealing structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20150337976A1 (en) | Dual-purpose tire inlet valve connector | |
| CN207378494U (en) | A kind of bottle valve with pressure holding function | |
| CN202757841U (en) | Lamp bulb compression resistance testing tool | |
| CN105840892B (en) | Foamite container valve | |
| CN102798572B (en) | Fixture for testing compression resistance of lamp bulb | |
| CN113531383B (en) | High-pressure gas cylinder sealing structure | |
| CN202853983U (en) | Improved bulb pressure resistance testing tooling | |
| CN201163261Y (en) | Sample clamper of air permeability tester | |
| CN103982709B (en) | The multi-thread ejector of a kind of high-pressure bottle | |
| CN103433439A (en) | Pressure inspection tool for straight-opening cavity | |
| CN109596332A (en) | A kind of low speed Oil cylinder high pressure chest pressure experimental device | |
| CN102562708A (en) | Telescopic cylinder and lighting device comprising same | |
| CN210600661U (en) | Plug for leakage test of long cylinder body of engine | |
| CN210566334U (en) | Split type needle core valve convenient to manufacture | |
| CN103644343A (en) | Safe emergency release coupler | |
| CN202510974U (en) | Automatic air inflation device for tanks | |
| CN207394186U (en) | Water swivel device on a kind of car | |
| CN205835191U (en) | Float top board for elastic conjunction pin | |
| CN205639988U (en) | High leakproofness car pneumatic brake system connects | |
| CN202171080U (en) | Quick joint for compression of compressor | |
| CN204922153U (en) | Ball valve end cover | |
| CN211904640U (en) | Threaded connection sealing device for safety valve calibration | |
| CN204062068U (en) | A kind of carbon dioxide reduction valve | |
| CN101109464A (en) | General explosion-prevention pressure-limit air valve for automobile tyre | |
| CN205905376U (en) | Machine head body of inner tube of a tyre extruder |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: FOSHAN NANHAI FOYANG LIGHTING CO., LTD. Free format text: FORMER OWNER: LI HONGPU Effective date: 20140228 |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20140228 Address after: 528226, Guangdong Province, Nanhai District, Foshan province Luo Village side street market side Patentee after: Foshan Nanhai Foyang Lighting Co., Ltd. Address before: 528226, Guangdong Province, Nanhai District, Foshan province Luo Village side street market side Patentee before: Li Hongpu |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20130227 Effective date of abandoning: 20141105 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20130227 Effective date of abandoning: 20141105 |
|
| RGAV | Abandon patent right to avoid regrant |