CN214099298U - Wire-wound resistor aluminum shell structure - Google Patents
Wire-wound resistor aluminum shell structure Download PDFInfo
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- CN214099298U CN214099298U CN202120076827.6U CN202120076827U CN214099298U CN 214099298 U CN214099298 U CN 214099298U CN 202120076827 U CN202120076827 U CN 202120076827U CN 214099298 U CN214099298 U CN 214099298U
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- wedge
- block
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Abstract
The utility model discloses a wire-wound resistor aluminum hull structure relates to the resistor shell field. The utility model comprises a bottom plate and a resistor shell, wherein the resistor shell is positioned at the top of the bottom plate; the upper surface of the bottom plate is provided with a placing groove, two inner side walls of the placing groove are both provided with jacks, a mechanism cavity communicated with the jacks is formed inside the placing groove, and a control assembly and a fixing assembly are arranged inside the mechanism cavity; the bottom of the resistor shell is fixedly provided with an installation block matched with the placement groove, two side surfaces of the installation block are provided with insertion grooves, the installation block is inserted into the placement groove, and the resistor shell is preliminarily positioned so that the insertion holes are aligned with the insertion grooves; the control assembly comprises a first movable block, a wedge block and a screw rod, and the first movable block is connected inside the mechanism cavity in a sliding mode. The utility model discloses it is stable firm to the fixed mode of resistor casing to the operation of installation and dismantlement is comparatively simple, and is more convenient when making the maintenance and the maintenance of resistor.
Description
Technical Field
The utility model belongs to the technical field of the resistor shell, especially, relate to a wire-wound resistor aluminum hull structure.
Background
The wire-wound resistor is made by winding constantan wire or manganese copper wire on an insulating framework. It has many advantages: high temperature resistance, high precision and high power. But its frequency modulation characteristics are poor, mainly due to its large distributed inductance. The method is widely applied to low-frequency precision instruments.
In order to protect the winding resistor, most winding resistors are provided with protective shells, and the protective shells of the resistors are arranged on the plate body through fasteners in the mounting mode of some resistors, so that the mounting mode of the resistors is complicated and is not easy to detach, and the maintenance and the overhaul of the resistors are affected.
In order to solve the above problem, the utility model provides a wire-wound resistor aluminum hull structure.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a wire-wound resistor aluminum hull structure, the mounting means of solving some current resistors is through the fastener with the protective housing of resistor install on the plate body, and then the mounting means that leads to the resistor comparatively loaded down with trivial details to difficult dismantlement influences the problem to the maintenance and the maintenance of resistor.
In order to solve the technical problem, the utility model discloses a realize through following technical scheme:
the utility model relates to a wire-wound resistor aluminum shell structure, which comprises a bottom plate and a resistor shell, wherein the resistor shell is positioned at the top of the bottom plate;
the upper surface of the bottom plate is provided with a placing groove, two inner side walls of the placing groove are provided with jacks, a mechanism cavity communicated with the jacks is formed inside the placing groove, and a control assembly and a fixing assembly are arranged inside the mechanism cavity;
the bottom of the resistor shell is fixedly provided with an installation block matched with the placement groove, two side surfaces of the installation block are respectively provided with an insertion groove, the installation block is inserted into the placement groove, and the resistor shell is preliminarily positioned so that the insertion holes are aligned with the insertion grooves;
the control assembly comprises a first movable block, two wedge-shaped blocks and a screw rod, the first movable block is connected inside the mechanism cavity in a sliding mode, the number of the wedge-shaped blocks is two, the two wedge-shaped blocks are fixedly installed on the front portion of the first movable block, the screw rod is connected to the back of the first movable block in a rotating mode, and the screw rod is further in threaded connection with the back wall of the bottom plate;
fixed subassembly's quantity is established to two sets of and is located the both sides in mechanism chamber respectively, fixed subassembly includes second movable block and inserted bar, the interior diapire fixed mounting in mechanism chamber has the second fixed column, the activity of second movable block is cup jointed at the week side of second fixed column, the spring has still been cup jointed in the activity of week side of second fixed column, spring and second movable block extrusion fit, inserted bar fixed mounting is in one side of wedge groove.
Preferably, the inserted link is movably sleeved inside the jack, and the inserted link is matched with the slot.
Preferably, the one end that first movable block was kept away from to the screw rod runs through bottom plate and fixed mounting has the knob, and the setting up of knob makes things convenient for the operator to rotate the screw rod.
Preferably, the inner bottom wall of the mechanism cavity is further fixedly provided with two first fixed columns, the first movable block is movably sleeved on the peripheral side faces of the first fixed columns, the first movable block is connected with the two first fixed columns in a sliding mode, and the first movable block can slide along the axis direction of the connecting rod.
Preferably, a connecting rod is arranged between the wedge block and the first movable block, and the wedge block is fixedly connected with the first movable block through the connecting rod.
Preferably, the back of the second movable block is provided with a wedge-shaped groove, and the wedge-shaped block is matched with the wedge-shaped groove.
The utility model discloses following beneficial effect has:
the utility model discloses be provided with control assembly and fixed subassembly, through in inserting the standing groove with the installation piece, tentatively fix a position resistor casing, can make the inserted bar stretch out and insert the slot from the jack through rotating the knob, and then fixed and stable firm to resistor casing, the reverse rotation knob makes the wedge break away from the wedge, the spring can promote the second movable block and make the inserted bar break away from the slot, take out the resistor casing from the standing groove and can dismantle the resistor casing, make the easy operation of resistor casing installation and dismantlement, it is more convenient when maintaining and overhauing the resistor, satisfy the user demand.
Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic diagram of a separated structure of the bottom plate and the resistor housing according to the present invention;
FIG. 3 is a schematic view of the interior of the mechanism chamber of the present invention;
fig. 4 is a schematic structural diagram of the control assembly of the present invention;
fig. 5 is a schematic structural diagram of the fixing assembly of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below: 1. a base plate; 11. a placement groove; 12. a mechanism cavity; 13. a jack; 2. a resistor housing; 21. mounting blocks; 22. a slot; 3. a control component; 31. a first movable block; 311. a first fixed column; 32. a wedge block; 321. a connecting rod; 33. a screw; 331. a knob; 4. a fixing assembly; 41. a second movable block; 411. a second fixed column; 412. a spring; 42. inserting a rod; 43. a wedge-shaped groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "middle", "outer", "inner", and the like, indicate positional or positional relationships, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Referring to fig. 1-5, the present invention relates to an aluminum case structure of a wire-wound resistor, which includes a bottom plate 1 and a resistor casing 2, wherein the resistor casing 2 is located on the top of the bottom plate 1;
the upper surface of the bottom plate 1 is provided with a placing groove 11, two inner side walls of the placing groove 11 are both provided with insertion holes 13, a mechanism cavity 12 communicated with the insertion holes 13 is formed inside the placing groove 11, and a control assembly 3 and a fixing assembly 4 are arranged inside the mechanism cavity 12;
the bottom of the resistor shell 2 is fixedly provided with an installation block 21 matched with the placement groove 11, two side surfaces of the installation block 21 are respectively provided with a slot 22, the installation block 21 is inserted into the placement groove 11, and the resistor shell 2 is preliminarily positioned, so that the insertion holes 13 are aligned with the slots 22;
the control assembly 3 comprises a first movable block 31, two wedge blocks 32 and a screw 33, wherein the first movable block 31 is slidably connected inside the mechanism cavity 12, the number of the wedge blocks 32 is two, the two wedge blocks are fixedly arranged in the front part of the first movable block 31, the screw 33 is rotatably connected to the back part of the first movable block 31, and the screw 33 is also in threaded connection with the back wall of the bottom plate 1;
the quantity of fixed subassembly 4 is established to two sets of and is located the both sides in mechanism chamber 12 respectively, and fixed subassembly 4 includes second movable block 41 and inserted bar 42, and the interior diapire fixed mounting in mechanism chamber 12 has second fixed column 411, and the activity of second movable block 41 cup joints the week side at second fixed column 411, and the week side of second fixed column 411 still activity cup joints spring 412, spring 412 and second movable block 41 press fit, and inserted bar 42 fixed mounting is in one side of wedge groove 43.
Wherein, the inserted link 42 is movably sleeved inside the insertion hole 13, and the inserted link 42 is matched with the insertion slot 22.
Wherein, the one end that the screw rod 33 is kept away from first movable block 31 runs through bottom plate 1 and fixed mounting has knob 331, and the setting of knob 331 makes things convenient for the operator to rotate screw rod 33.
Wherein, the inner bottom wall of the mechanism cavity 12 is further fixedly provided with two first fixed columns 311, the first movable block 31 is movably sleeved on the peripheral side surface of the first fixed column 311, the first movable block 31 is slidably connected with the two first fixed columns 311, and the first movable block 31 can slide along the axis direction of the connecting rod 321.
A connecting rod 321 is arranged between the wedge block 32 and the first movable block 31, and the wedge block 32 is fixedly connected with the first movable block 31 through the connecting rod 321.
The back of the second movable block 41 is provided with a wedge-shaped groove 43, and the wedge block 32 is matched with the wedge-shaped groove 43.
As shown in fig. 1-5, this embodiment is a method for using an aluminum case structure of a wire-wound resistor: through in inserting mounting block 21 into standing groove 11, carry out preliminary location to resistor casing 2, through rotating knob 331, make knob 331 drive first movable block 31 through screw rod 33 and move to one side that is close to standing groove 11, and make wedge 32 insert in the wedge 43, the in-process that wedge 32 inserted wedge 43 can extrude second movable block 41, two sets of fixed subassemblies 4 draw close each other and extrude spring 412, inserted bar 42 stretches out and inserts in the slot 22 from jack 13, the completion is fixed to resistor casing 2.
When the knob 331 is rotated reversely to disengage the wedge 32 from the wedge groove 43, the spring 412 pushes the second movable block 41 to disengage the insertion rod 42 from the insertion slot 22, and the resistor housing 2 is taken out of the placement slot 11, thereby completing the detachment of the resistor housing 2.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
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. A wire-wound resistor aluminum housing structure, comprising a bottom plate (1) and a resistor housing (2), characterized in that the resistor housing (2) is located on top of the bottom plate (1);
a placing groove (11) is formed in the upper surface of the bottom plate (1), inserting holes (13) are formed in two inner side walls of the placing groove (11), a mechanism cavity (12) communicated with the inserting holes (13) is formed in the placing groove (11), and a control assembly (3) and a fixing assembly (4) are arranged in the mechanism cavity (12);
the bottom of the resistor shell (2) is fixedly provided with an installation block (21) matched with the placement groove (11), and two side surfaces of the installation block (21) are provided with slots (22);
the control assembly (3) comprises first movable blocks (31), wedge blocks (32) and a screw rod (33), the first movable blocks (31) are connected inside the mechanism cavity (12) in a sliding mode, the number of the wedge blocks (32) is two, the two wedge blocks are fixedly installed on the front portion of the first movable blocks (31), the screw rod (33) is connected to the back of the first movable blocks (31) in a rotating mode, and the screw rod (33) is further in threaded connection with the back wall of the base plate (1);
the quantity of fixed subassembly (4) is established to two sets of both sides that just are located mechanism chamber (12) respectively, fixed subassembly (4) include second movable block (41) and inserted bar (42), the interior diapire fixed mounting in mechanism chamber (12) has second fixed column (411), the week side at second fixed column (411) is cup jointed in the activity of second movable block (41), week side still activity of second fixed column (411) has cup jointed spring (412), spring (412) and second movable block (41) extrusion fit, inserted bar (42) fixed mounting is in one side of wedge groove (43).
2. A wire-wound resistor aluminum shell structure according to claim 1, characterized in that the inserted rod (42) is movably sleeved inside the jack (13), and the inserted rod (42) is matched with the slot (22).
3. A wire-wound resistor aluminum casing structure according to claim 1, characterized in that the end of the screw rod (33) far from the first movable block (31) penetrates the bottom plate (1) and is fixedly provided with a knob (331).
4. A wire-wound resistor aluminum casing structure according to claim 1, wherein the inner bottom wall of the mechanism cavity (12) is further fixedly provided with two first fixed columns (311), the first movable block (31) is movably sleeved on the peripheral side surface of the first fixed column (311), and the first movable block (31) is slidably connected with the two first fixed columns (311).
5. A wire-wound resistor aluminum casing structure according to claim 1, characterized in that a connecting rod (321) is arranged between the wedge block (32) and the first movable block (31), and the wedge block (32) is fixedly connected with the first movable block (31) through the connecting rod (321).
6. A wire-wound resistor aluminum shell structure according to claim 5, characterized in that a wedge-shaped groove (43) is formed in the back surface of the second movable block (41), and the wedge-shaped block (32) is matched with the wedge-shaped groove (43).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120076827.6U CN214099298U (en) | 2021-01-12 | 2021-01-12 | Wire-wound resistor aluminum shell structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120076827.6U CN214099298U (en) | 2021-01-12 | 2021-01-12 | Wire-wound resistor aluminum shell structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214099298U true CN214099298U (en) | 2021-08-31 |
Family
ID=77438461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120076827.6U Expired - Fee Related CN214099298U (en) | 2021-01-12 | 2021-01-12 | Wire-wound resistor aluminum shell structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214099298U (en) |
-
2021
- 2021-01-12 CN CN202120076827.6U patent/CN214099298U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210831 Termination date: 20220112 |