CN205451949U - Explosion -proof potentiometre - Google Patents
Explosion -proof potentiometre Download PDFInfo
- Publication number
- CN205451949U CN205451949U CN201521117058.0U CN201521117058U CN205451949U CN 205451949 U CN205451949 U CN 205451949U CN 201521117058 U CN201521117058 U CN 201521117058U CN 205451949 U CN205451949 U CN 205451949U
- Authority
- CN
- China
- Prior art keywords
- potentiometer
- proof
- explosion
- potentiometre
- main body
- 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.)
- Active
Links
Landscapes
- Adjustable Resistors (AREA)
Abstract
The utility model provides an explosion -proof potentiometre, includes explosion -proof block terminal and flame -proof type potentiometre, the flame -proof type potentiometre is installed on explosion -proof block terminal, the flame -proof type potentiometre includes the potentiometre knob, compress tightly the cover, drive mechanism, the potentiometre main part, the pole is adjusted to the potentiometre, potentiometre installation casing, potentiometre summation potential ware installation bottom, the whole unified production of flame -proof type potentiometre, high assembly precision, the explosion -proof safety performance is good, screw hole cooperation in the quick and explosion -proof block terminal of the external screw thread ability equipment in its potentiometre main part, the locknut effective control stretches into the degree of depth in the explosion -proof block terminal, the explosion -proof can be good, and the spacing bump of installing on potentiometre installation casing uses with the cooperation of spacing rotating member, limited control rotation range, reduce the disability rate of product.
Description
Technical field
This utility model relates to a kind of explosion-proof potentiometer, relates to appliance field.
Background technology
Explosion-proof potentiometer (explosion-proof electrical distribution box (the note: type of explosion proof construc tion and explosive-proof grade are ExdIIB of the metal material die cast on existing market, two kinds of casings of ExdIIC) used in flame-proof type potentiometer, it is all the built-in common original paper processed without the protection of any blast resistance construction and type of explosion proof construc tion, explosive operation external member is coordinated to use, and the quality of fit that potentiometer is installed requires higher, therefore assembling it is unfavorable for, additionally, because the spacing dynamics of regulation rotating range to product is limited inside product resistive element, after by the transmission of operating mechanism, the dynamics feel limited is the most negligible, in this case, can cause rotation excessively, twist bad product.
Utility model content
The deficiency that this utility model exists for prior art just, it is provided that a kind of explosion-proof potentiometer.
For solving the problems referred to above, technical solution adopted in the utility model is as follows:
nullA kind of explosion-proof potentiometer，Including explosion-proof electrical distribution box and flame-proof type potentiometer，Described flame-proof type potentiometer is arranged on explosion-proof electrical distribution box，Described flame-proof type potentiometer includes potentiometer knob、Compress cover、Drive mechanism、Potentiometer main body、Potentiometer adjusting rod、Housing installed by potentiometer、Bottom installed by potentiometer and potentiometer，Drive mechanism is positioned in cylindrical cavity shape potentiometer main body，Potentiometer knob is connected with drive mechanism，Compress cover by the bottom of potentiometer knob、Drive mechanism and the connection of potentiometer main body upper end are fixed as one，Potentiometer adjusting rod one end is connected with drive mechanism，The other end is installed housing with potentiometer and is connected，Potentiometer is installed housing and is arranged on potentiometer main body bottom，Potentiometer is arranged on potentiometer and installs below housing，Potentiometer lower end is provided with potentiometer and installs bottom，It is characterized in that，Described potentiometer body outer wall is provided with external screw thread and stop nut，The stop nut of gear edge shape coordinates with external screw thread，External screw thread spins with the screwed hole being provided with on flame proof distribution box，Described potentiometer is installed housing and is provided with spacing salient point) and rotary limited part，Spacing salient point) be positioned at potentiometer install housing fascia edge，Rotary limited part is spoon shape，Spoon end is coaxial with potentiometer adjusting rod end，Downward-sloping kettleholder end and spacing salient point) coordinate.
Described drive mechanism includes adapter sleeve, driving member and execution head, the upper end center of disc adapter sleeve is provided with cross lockhole, potentiometer knob coordinates with the cross lockhole of adapter sleeve upper end, adapter sleeve lower surface is provided with bar shaped guiding rib, the main body of driving member is disc, the top and bottom of driving member main body are respectively equipped with the groined type guiding rib of symmetry, and the groined type guiding rib at upper and lower two ends is mutually perpendicular to, the upper surface two ends performing head are symmetrically arranged with two sections of horizontally-guided muscle groups, the center performing head is provided with potentiometer adjusting rod bar shaped mounting groove, bar shaped gathering sill it is provided with between guiding rib, guiding rib between adjacent component cooperates with gathering sill.
Further, being provided with the spacing liner of plastics between described execution head lower end and potentiometer main body upper end, liner is annular, and open-ended.
Further, described compression is provided with compression cover sealing ring between cover and potentiometer main body.
Further, described potentiometer installation bottom and potentiometer installation housing snap connection.
Further, described potentiometer sealed end is filled with special seal gum.
Compared with prior art, implementation result of the present utility model is as follows for this utility model:
The explosion-proof potentiometer of one described in the utility model, flame-proof type potentiometer entirety is unified to be produced, assembly precision is high, anti-explosion safety performance is good, and the screwed hole that the external screw thread in its potentiometer main body can quickly assemble with explosion-proof electrical distribution box coordinates, and stop nut effectively controls the degree of depth stretching in explosion-proof electrical distribution box, explosion-proof performance is good, and be arranged on spacing salient point that potentiometer installs on housing and rotary limited part with the use of, limited control rotating range, reduce the scrappage of product.
Accompanying drawing explanation
Fig. 1 is one described in the utility model explosion-proof potentiometer structural representation；
Fig. 2 is flame-proof type potentiometer structural representation；
Fig. 3 is flame-proof type potentiometer decomposition texture schematic diagram.
Detailed description of the invention
Content of the present utility model is described below in conjunction with specific embodiments.
nullSuch as Fig. 1、Shown in Fig. 2 and Fig. 3，The explosion-proof potentiometer of described one includes explosion-proof electrical distribution box 1 and flame-proof type potentiometer 2，Described flame-proof type potentiometer 2 is arranged on explosion-proof electrical distribution box 1，Described flame-proof type potentiometer 2 includes potentiometer knob 3、Compress cover 4、Drive mechanism 5、Potentiometer main body 6、Potentiometer adjusting rod 7、Housing 8 installed by potentiometer、Bottom 10 installed by potentiometer 9 and potentiometer，Drive mechanism 5 is positioned in cylindrical cavity shape potentiometer main body 6，Potentiometer knob 3 is connected with drive mechanism 5，Compress cover 4 by the bottom of potentiometer knob 3、Drive mechanism 5 and the connection of potentiometer main body 6 upper end are fixed as one，Potentiometer adjusting rod 7 one end is connected with drive mechanism 5，The other end is installed housing 8 with potentiometer and is connected，Potentiometer is installed housing 8 and is arranged on potentiometer main body 6 bottom，Potentiometer 9 is arranged on potentiometer and installs below housing 8，Potentiometer 9 lower end is provided with potentiometer and installs bottom 10，It is characterized in that，Described potentiometer main body 6 outer wall is provided with external screw thread 11 and stop nut 12，The stop nut 12 of gear edge shape coordinates with external screw thread 11，External screw thread 11 spins with the screwed hole being provided with on flame proof distribution box，Described potentiometer is installed housing 8 and is provided with spacing salient point 13 and rotary limited part 14，Spacing salient point 13 is positioned at potentiometer and installs the fascia edge of housing 8，Rotary limited part 14 is spoon shape，Spoon end is coaxial with potentiometer adjusting rod 7 end，Downward-sloping kettleholder end coordinates with spacing salient point 13.
The overall unified production of described flame-proof type potentiometer 2, assembly precision is high, anti-explosion safety performance is good, external screw thread 11 in its potentiometer main body 6 can quickly coordinate with the screwed hole on explosion-proof electrical distribution box 1, stop nut 12 effectively controls to stretch into the degree of depth in explosion-proof electrical distribution box 1, and explosion-proof performance is good, and be arranged on spacing salient point 13 that potentiometer installs on housing 8 and rotary limited part 14 with the use of, limited control rotating range, reduces the scrappage of product.
Described drive mechanism 5 includes adapter sleeve 15, driving member 16 and execution 17, the upper end center of disc adapter sleeve 15 is provided with cross lockhole, potentiometer knob 3 coordinates with the cross lockhole of adapter sleeve 15 upper end, adapter sleeve 15 lower surface is provided with bar shaped guiding rib 18, the main body of driving member 16 is disc, the top and bottom of driving member 16 main body are respectively equipped with the groined type guiding rib 18 of symmetry, and the groined type guiding rib 18 at upper and lower two ends is mutually perpendicular to, the upper surface two ends of execution 17 are symmetrically arranged with 18 groups of two sections of horizontally-guided muscle, the center of execution 17 is provided with potentiometer adjusting rod 7 bar shaped mounting groove, bar shaped gathering sill 19 it is provided with between guiding rib 18, guiding rib 18 between adjacent component cooperates with gathering sill 19, heighten operating handle, reduce erroneous judgement.
The spacing liner of plastics 20 it is provided with between described execution 17 lower end and potentiometer main body 6 upper end, liner 20 is annular, and open-ended, while solution adapter sleeve 15, driving member 16 and execution 17 installation are spacing, effectively reduce the frictional force between drive mechanism 5 and potentiometer main body 6.
Described compression is provided with compression cover sealing ring 21 between cover 4 and potentiometer main body 6, it is ensured that potentiometer operating head flame proof grade.
Described potentiometer is installed bottom 10 and is snapped connection with potentiometer installation housing 8, solid and reliable.
Described potentiometer 9 sealed end is filled with special seal gum, it is ensured that the anti-guaranteed cost of product is excellent.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all any amendment, equivalent and improvement etc. made within spirit of the present utility model and principle, within should be included in protection domain of the present utility model.
Claims (6)
- null1. an explosion-proof potentiometer，Including explosion-proof electrical distribution box (1) and flame-proof type potentiometer (2)，Described flame-proof type potentiometer (2) is arranged on explosion-proof electrical distribution box (1)，Described flame-proof type potentiometer (2) includes potentiometer knob (3)、Compress cover (4)、Drive mechanism (5)、Potentiometer main body (6)、Potentiometer adjusting rod (7)、Housing (8) installed by potentiometer、Bottom (10) installed by potentiometer (9) and potentiometer，Drive mechanism (5) is positioned in cylindrical cavity shape potentiometer main body (6)，Potentiometer knob (3) is connected with drive mechanism (5)，Compress cover (4) by the bottom of potentiometer knob (3)、Drive mechanism (5) and the connection of potentiometer main body (6) upper end are fixed as one，Potentiometer adjusting rod (7) one end is connected with drive mechanism (5)，The other end is installed housing (8) with potentiometer and is connected，Potentiometer is installed housing (8) and is arranged on potentiometer main body (6) bottom，Potentiometer (9) is arranged on potentiometer and installs housing (8) lower section，Potentiometer (9) lower end is provided with potentiometer and installs bottom (10)，It is characterized in that，Described potentiometer main body (6) outer wall is provided with external screw thread (11) and stop nut (12)，The stop nut (12) of gear edge shape coordinates with external screw thread (11)，External screw thread (11) spins with the screwed hole being provided with on flame proof distribution box，Described potentiometer is installed housing (8) and is provided with spacing salient point (13) and rotary limited part (14)，Spacing salient point (13) is positioned at potentiometer and installs the fascia edge of housing (8)，Rotary limited part (14) is spoon shape，Spoon end is coaxial with potentiometer adjusting rod (7) end，Downward-sloping kettleholder end coordinates with spacing salient point (13).
- nullThe explosion-proof potentiometer of one the most according to claim 1，It is characterized in that，Described drive mechanism (5) includes adapter sleeve (15)、Driving member (16) and execution head (17)，The upper end center of disc adapter sleeve (15) is provided with cross lockhole，Potentiometer knob (3) coordinates with the cross lockhole of adapter sleeve (15) upper end，Adapter sleeve (15) lower surface is provided with bar shaped guiding rib (18)，The main body of driving member (16) is disc，The top and bottom of driving member (16) main body are respectively equipped with the groined type guiding rib (18) of symmetry，And the groined type guiding rib (18) at upper and lower two ends is mutually perpendicular to，The upper surface two ends performing head (17) are symmetrically arranged with two sections of horizontally-guided muscle (18) groups，The center performing head (17) is provided with potentiometer adjusting rod (7) bar shaped mounting groove，Bar shaped gathering sill (19) it is provided with between guiding rib (18)，Guiding rib (18) between adjacent component cooperates with gathering sill (19).
- The explosion-proof potentiometer of one the most according to claim 2, it is characterized in that, being provided with the spacing liner of plastics (20) between described execution head (17) lower end and potentiometer main body (6) upper end, liner (20) is annular, and open-ended.
- The explosion-proof potentiometer of one the most according to claim 1, is characterized in that, described compression is provided with compression cover sealing ring (21) between cover (4) and potentiometer main body (6).
- The explosion-proof potentiometer of one the most according to claim 1, is characterized in that, described potentiometer is installed bottom (10) and snapped connection with potentiometer installation housing (8).
- The explosion-proof potentiometer of one the most according to claim 1, is characterized in that, described potentiometer (9) sealed end is filled with fluid sealant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521117058.0U CN205451949U (en) | 2015-12-29 | 2015-12-29 | Explosion -proof potentiometre |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521117058.0U CN205451949U (en) | 2015-12-29 | 2015-12-29 | Explosion -proof potentiometre |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205451949U true CN205451949U (en) | 2016-08-10 |
Family
ID=56572250
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521117058.0U Active CN205451949U (en) | 2015-12-29 | 2015-12-29 | Explosion -proof potentiometre |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205451949U (en) |
-
2015
- 2015-12-29 CN CN201521117058.0U patent/CN205451949U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204130410U (en) | A kind of knob assembly | |
| CN203335798U (en) | Bolt type ventilation plug | |
| CN205451949U (en) | Explosion -proof potentiometre | |
| CN201796780U (en) | Explosion-proof button | |
| CN105299328A (en) | Plugging device for cable hole | |
| CN203533048U (en) | Rapid pipe joint | |
| CN205454322U (en) | Explosion -proof electrical apparatus case | |
| CN209282799U (en) | Conductive rubber formula cable shield waterproof connector | |
| CN204068531U (en) | A kind of fire-proof motor outlet structure | |
| CN204011779U (en) | Cross line component, compressor assembly and there is its air-conditioner outdoor unit | |
| CN202197473U (en) | Outgoing line sealing structure of sensor | |
| CN203800262U (en) | Rotatable connector structure | |
| CN201973312U (en) | Water saving device | |
| CN205159009U (en) | Explosion -proof potentiometre | |
| CN203931992U (en) | High-tension fuse sealed base for underground transformer | |
| CN202469258U (en) | Rubber sealing plug | |
| CN204061293U (en) | Substep surplus display stuffing box | |
| CN204633254U (en) | A kind of clamping type circle terminal box | |
| CN212162193U (en) | Explosion-proof terminal for wiring between electrical boxes | |
| CN219605775U (en) | Bolt convenient to dismouting | |
| CN208452781U (en) | A kind of sealing structure of oil filling port | |
| CN203223325U (en) | Protective sleeve of oil atomizer | |
| CN203584875U (en) | Sealing device of submersible pump | |
| CN202580434U (en) | Inspection hole member for vertical pipe | |
| CN213694472U (en) | Controller |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 314002, No. 1, Qixing Road, Qixing Town, Nanhu District, Zhejiang, Jiaxing Patentee after: Chuangzheng Electric Co., Ltd. Address before: 314002, No. 1, Qixing Road, Qixing Town, Nanhu District, Zhejiang, Jiaxing Patentee before: CZ Explosion-proof Electric Appliances Co., Ltd. |