CN209804467U - A accurate adjustable travel switch for among hydraulic engineering - Google Patents
A accurate adjustable travel switch for among hydraulic engineering Download PDFInfo
- Publication number
- CN209804467U CN209804467U CN201920970829.2U CN201920970829U CN209804467U CN 209804467 U CN209804467 U CN 209804467U CN 201920970829 U CN201920970829 U CN 201920970829U CN 209804467 U CN209804467 U CN 209804467U
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- travel switch
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- switch body
- fixed plate
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Abstract
The utility model discloses a precise adjustable travel switch used in hydraulic engineering, which comprises a housing, a fixed plate, a rain cover, a heat dissipation plate, a buffer spring, a rubber plate, an installation screw, a pressing plate, a switch component, a sealing ring, a wiring groove, a dustproof component, a bottom plate and a positioning hole, wherein the top of the bottom plate is fixedly provided with the housing, the top of the inner side of the housing is provided with the fixed plate through a screw, the buffer spring is filled at the two sides of the top of the fixed plate, the pressing plate is arranged at the center of the bottom of the fixed plate, the rubber plate is filled between the pressing plate and the fixed plate, the switch component is arranged at the bottom of the pressing plate and comprises a transmission lead screw, a travel switch body, a rib plate, an installation screw, a fastening nut and a wiring plate, the travel switch body is, the travel switch has good structural stability, and the service life of the travel switch can be effectively prolonged.
Description
Technical Field
The utility model relates to a travel switch equipment field specifically is an accurate adjustable travel switch for among hydraulic engineering.
Background
The travel switch is a common low-current master control electrical appliance; the travel switch in the prior art has poor sealing effect when in use, and meanwhile, the shell has poor protection effect on internal elements in the working process, so that the internal elements are easily damaged, and the service life of the travel switch is influenced, therefore, the design of the precise adjustable travel switch for the hydraulic engineering is necessary.
Disclosure of Invention
An object of the utility model is to provide a precision adjustable travel switch for among the hydraulic engineering to solve the problem that proposes in the above-mentioned background art.
The purpose of the utility model can be realized by the following technical scheme: a precise adjustable travel switch used in hydraulic engineering comprises a housing, a fixing plate, a rain cover, a heat dissipation plate, a buffer spring, a rubber plate, an installation screw, a pressing plate, a switch assembly, a sealing ring, a wiring groove, a dustproof assembly, a bottom plate and a positioning hole, wherein the housing is fixedly installed at the top of the bottom plate, the fixing plate is installed at the top of the inner side of the housing through screws, the buffer spring is filled at two sides of the top of the fixing plate, the pressing plate is arranged in the center of the bottom of the fixing plate, the rubber plate is filled between the pressing plate and the fixing plate, the switch assembly is installed at the bottom of the pressing plate and comprises a transmission lead screw, a travel switch body, a rib plate, an installation screw, a fastening nut and a wiring board, the travel switch body is fixedly installed at the bottom, the utility model discloses a travel switch, including travel switch body, wiring groove, spacing spout, catch groove, travel switch body, driving screw, connecting groove, wiring groove, dustproof subassembly, spacing spout, limiting block and spacing spout, the spacing spout has all been seted up to the both sides in wiring groove, the outside of spacing spout is provided with the dust guard, the limiting block is all installed to the both sides of dust guard, and limiting block and spacing spout sliding connection, the catch groove has been seted up to one side of dust guard.
As a further aspect of the present invention: locating holes are formed in the periphery of the top of the bottom plate.
As a further aspect of the present invention: the installation screw rod is all installed to the bottom both sides of fixed plate, the installation screw has been seted up to the top both sides of travel switch body, and the installation screw rod passes fixed plate and clamp plate and installation screw fixed connection.
As a further aspect of the present invention: ribs are arranged on two sides of the top of the travel switch body, fastening nuts are mounted at two ends of each rib, and each fastening nut penetrates through each rib to be connected with the travel switch body.
As a further aspect of the present invention: one side of the housing is provided with a shaft hole, a sealing ring is filled in the shaft hole, and the transmission screw rod penetrates through the sealing ring to be connected with the outside.
As a further aspect of the present invention: the top and the clamp plate contact of travel switch body, and the rain-proof cover is all installed in the laminating of the both sides of travel switch body.
The utility model has the advantages that: the precise adjustable travel switch used in the hydraulic engineering has the advantages of small volume and simple operation, can normally work through the switch assembly when in use, and can prevent dust through the dustproof assembly when being stored, thereby improving the sealing effect of the housing and avoiding dust from entering; meanwhile, when the device is installed, the device is fixed firmly, so that the stability of the whole structure is good, the damage of vibration impact on the device can be effectively reduced, and the service life of the device can be effectively prolonged.
Drawings
The present invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a cross-sectional view of the housing of the present invention.
Fig. 3 is a schematic structural diagram of the switch assembly of the present invention.
In the figure: 1. a housing; 2. a fixing plate; 3. a rain cover; 4. a heat dissipation plate; 5. a buffer spring; 6. a rubber plate; 7. installing a screw rod; 8. pressing a plate; 9. a switch assembly; 10. a transmission screw rod; 11. a travel switch body; 12. a rib plate; 13. mounting a screw hole; 14. fastening a nut; 15. a wiring board; 16. a seal ring; 17. a wiring slot; 18. a dust-proof assembly; 19. buckling grooves; 20. a dust-proof plate; 21. a limiting block; 22. a limiting chute; 23. a base plate; 24. and (7) positioning the holes.
Detailed Description
As shown in fig. 1-3, a precise adjustable travel switch for use in hydraulic engineering includes a housing 1, a fixing plate 2, a rain cover 3, a heat dissipation plate 4, a buffer spring 5, a rubber plate 6, a mounting screw 7, a pressing plate 8, a switch assembly 9, a sealing ring 16, a wiring groove 17, a dust-proof assembly 18, a bottom plate 23 and positioning holes 24, wherein the positioning holes 24 are formed around the top of the bottom plate 23 for facilitating mounting and fixing; the top of the bottom plate 23 is fixedly provided with a housing 1, the top of the inner side of the housing 1 is provided with a fixed plate 2 through a screw, two sides of the top of the fixed plate 2 are filled with buffer springs 5, the center of the bottom of the fixed plate 2 is provided with a pressing plate 8, a rubber plate 6 is filled between the pressing plate 8 and the fixed plate 2, the bottom of the pressing plate 8 is provided with a switch assembly 9, the switch assembly 9 comprises a transmission lead screw 10, a travel switch body 11, a rib plate 12, installation screw holes 13, fastening nuts 14 and a wiring board 15, two sides of the bottom of the fixed plate 2 are both provided with installation screw rods 7, two sides of the top of the travel switch body 11 are provided with the installation screw holes 13, and the installation screw rods 7 penetrate; ribbed plates 12 are arranged on two sides of the top of the travel switch body 11, fastening nuts 14 are arranged at two ends of the ribbed plates 12, and the fastening nuts 14 penetrate through the ribbed plates 12 to be connected with the travel switch body 11, so that the structural stability of the travel switch body 11 is improved; the travel switch body 11 is fixedly installed at the bottom of the inner side of the housing 1, a wiring board 15 is installed on one side of the travel switch body 11 through a screw, the top of the travel switch body 11 is in contact with the pressing plate 8, and the two sides of the travel switch body 11 are provided with the rain cover 3 in a fitting mode, so that the waterproof effect is improved; the outer side of the travel switch body 11 is provided with a transmission screw rod 10 in a matching manner, one side of the housing 1 is provided with a shaft hole, a sealing ring 16 is filled in the shaft hole, and the transmission screw rod 10 penetrates through the sealing ring 16 to be connected with the outside, so that the sealing effect is improved; wiring groove 17 has been seted up to one side of housing 1, and be provided with dustproof subassembly 18 in the wiring groove 17, dustproof subassembly 18 includes catching groove 19, dust guard 20, stopper 21 and spacing spout 22, and spacing spout 22 has all been seted up to wiring groove 17's both sides, and the outside of spacing spout 22 is provided with dust guard 20, and stopper 21 is all installed to dust guard 20's both sides, and stopper 21 and spacing spout 22 sliding connection, and catching groove 19 has been seted up to one side of dust guard 20.
The utility model discloses a theory of operation: during installation, the travel switch body 11 is placed at the bottom of the housing 1, so that the travel switch body 11 is connected with the bottom plate 23, and the travel switch body 11 can be tightly pressed through the installation screw 7 on one side of the fixing plate 2 and the installation screw hole 13 by penetrating through the pressing plate 8; when the travel switch is used, the bottom plate 23 is installed and fixed through the positioning hole 24 formed in the bottom plate 23, the transmission lead screw 10 is connected with the winding shaft of the hoist, the dustproof assembly 18 in the wiring groove 17 is moved, the dustproof plate 20 is pushed up through the buckling groove 19, the limiting block 21 slides in the limiting sliding groove 22 until the wiring board 15 is in contact with the outside, a lead is inserted into the wiring groove 17, the travel switch body 11 works, normal work can be facilitated through the transmission lead screw 10, and the heat dissipation plate 4 has a certain heat dissipation effect; when the rain cover is used daily, the sealing ring 16 and the rain cover 3 can improve the sealing effect of the housing 1, prevent rainwater from permeating into the housing 1 and improve the sealing effect; when vibration and impact occur, the buffer spring 5 can enable the fixed plate 2 to have good stability, and meanwhile, the rubber plate 6 can absorb and relieve the vibration, so that the impact of the vibration on the travel switch body 11 is avoided; fix floor 12 in travel switch body 11's top both sides through fastening nut 14, can improve travel switch body 11's structural stability, when storing, can seal wiring groove 17 through dustproof subassembly 18, improve dustproof effect.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (6)
1. The utility model provides an accurate adjustable travel switch for among hydraulic engineering, includes housing (1), fixed plate (2), rain-proof cover (3), heating panel (4), buffer spring (5), rubber slab (6), installation screw (7), clamp plate (8), switch module (9), sealing washer (16), wiring groove (17), dustproof subassembly (18), bottom plate (23) and locating hole (24), its characterized in that: the top of the bottom plate (23) is fixedly provided with a housing (1), the top of the inner side of the housing (1) is provided with a fixed plate (2) through a screw, two sides of the top of the fixed plate (2) are filled with buffer springs (5), the bottom center of the fixed plate (2) is provided with a pressing plate (8), a rubber plate (6) is filled between the pressing plate (8) and the fixed plate (2), the bottom of the pressing plate (8) is provided with a switch assembly (9), the switch assembly (9) comprises a transmission lead screw (10), a travel switch body (11), a rib plate (12), an installation screw hole (13), a fastening nut (14) and a wiring plate (15), the travel switch body (11) is fixedly arranged at the bottom of the inner side of the housing (1), one side of the travel switch body (11) is provided with the wiring plate (15) through a screw, and the outer side of the travel, wiring groove (17) have been seted up to one side of housing (1), and are provided with dustproof subassembly (18) in wiring groove (17), dustproof subassembly (18) are including catching groove (19), dust guard (20), stopper (21) and spacing spout (22), spacing spout (22) have all been seted up to the both sides of wiring groove (17), the outside of spacing spout (22) is provided with dust guard (20), stopper (21) are all installed to the both sides of dust guard (20), and stopper (21) and spacing spout (22) sliding connection, catching groove (19) have been seted up to one side of dust guard (20).
2. A precision adjustable travel switch for use in hydraulic engineering according to claim 1, characterised in that: positioning holes (24) are formed in the periphery of the top of the bottom plate (23).
3. A precision adjustable travel switch for use in hydraulic engineering according to claim 1, characterised in that: installation screw rod (7) are all installed to the bottom both sides of fixed plate (2), installation screw (13) have been seted up to the top both sides of travel switch body (11), and installation screw rod (7) pass fixed plate (2) and clamp plate (8) and installation screw (13) fixed connection.
4. A precision adjustable travel switch for use in hydraulic engineering according to claim 1, characterised in that: rib plates (12) are arranged on two sides of the top of the travel switch body (11), fastening nuts (14) are mounted at two ends of each rib plate (12), and the fastening nuts (14) penetrate through the rib plates (12) to be connected with the travel switch body (11).
5. A precision adjustable travel switch for use in hydraulic engineering according to claim 1, characterised in that: one side of the housing (1) is provided with a shaft hole, a sealing ring (16) is filled in the shaft hole, and the transmission screw rod (10) penetrates through the sealing ring (16) to be connected with the outside.
6. A precision adjustable travel switch for use in hydraulic engineering according to claim 1, characterised in that: the top of travel switch body (11) and clamp plate (8) contact, and rain-proof cover (3) are all installed in the laminating of the both sides of travel switch body (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920970829.2U CN209804467U (en) | 2019-06-26 | 2019-06-26 | A accurate adjustable travel switch for among hydraulic engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920970829.2U CN209804467U (en) | 2019-06-26 | 2019-06-26 | A accurate adjustable travel switch for among hydraulic engineering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209804467U true CN209804467U (en) | 2019-12-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920970829.2U Active CN209804467U (en) | 2019-06-26 | 2019-06-26 | A accurate adjustable travel switch for among hydraulic engineering |
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| Country | Link |
|---|---|
| CN (1) | CN209804467U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112908739A (en) * | 2021-01-20 | 2021-06-04 | 刘学彦 | Precise adjustable travel switch in hydraulic engineering |
-
2019
- 2019-06-26 CN CN201920970829.2U patent/CN209804467U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112908739A (en) * | 2021-01-20 | 2021-06-04 | 刘学彦 | Precise adjustable travel switch in hydraulic engineering |
| CN112908739B (en) * | 2021-01-20 | 2022-09-23 | 宿州市水利水电建筑勘测设计有限公司 | Precise adjustable travel switch in hydraulic engineering |
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