CN204229819U - A kind of Novel drum wall card and with the use of fixture - Google Patents
A kind of Novel drum wall card and with the use of fixture Download PDFInfo
- Publication number
- CN204229819U CN204229819U CN201420748757.4U CN201420748757U CN204229819U CN 204229819 U CN204229819 U CN 204229819U CN 201420748757 U CN201420748757 U CN 201420748757U CN 204229819 U CN204229819 U CN 204229819U
- Authority
- CN
- China
- Prior art keywords
- fixture
- mounting hole
- wall card
- shell chamber
- spring
- 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- Withdrawn - After Issue
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- Auxiliary Devices For Music (AREA)
Abstract
The utility model provide a kind of Novel drum wall card and with the use of fixture, described fixture and described wall card with the use of time, described spring is positioned at described first shell chamber, described inner walls is withstood in one end of described spring, it is female that the other end of described spring withstands the described side being positioned over described concave station portion, and described mounting hole enters described second shell chamber through described groove, and stretches out from described center pit, described bolt inserts described mounting hole, and is threaded with described mounting hole; All exist between the peripheral and described groove inwall of described fixture and described center pit and finely tune gap.Good effect of the present utility model is: facilitate mounting hole in described bolt and fixture with the use of, reach the object of automatic central adjusting, solve problem higher to the precision requirement of wall card installation site in prior art.
Description
Technical field
The utility model relates to a kind of drum musical instrument fitting, especially relate to a kind of Novel drum wall card and with the use of fixture.
Background technology
At present, manufacture the process of western musical instrument frame drum as shown in Figure 1, drum head 5 is packaged in the form at drum barrel 6 both ends by general employing trim ring 4, trim ring 4 and the mode that is fixedly mounted with of drum barrel 6 are then by being fixedly mounted with wall card 2 drum barrel 6 outer wall is uniform, adopt coupling bolt 14 trim ring 4 and wall card 2 to be connected and fixed, thus play the object of drum head 5 carrying out firm packaging.Chinese utility model patent, Authorization Notice No. CN202905138 U, disclose a kind of wall card, described wall card and trim ring are connected and fixed by coupling bolt, this coupling bolt end is tightened against in the mounting hole of described wall deck body upper end setting, can realize by trim ring and wall card tightening, thus realize the fastening of trim ring and drum barrel.Namely be fixed sturcture for the mounting hole of set bolt in prior art wall card structure, in order to make, bolt is convenient to be inserted mounting hole and is threaded with mounting hole, the position precision that wall card and accessory require when mounted is higher, once there is deviation, then there will be the situation that bolt can not insert mounting hole, also or bolt inserts other strength after mounting hole and uses, affect the serviceable life of bolt and wall card, be badly in need of improvement.
Summary of the invention
Problem to be solved in the utility model be to provide a kind of Novel drum wall card and with the use of fixture, especially the structure of prior art mesospore card structure and accessory thereof is improved, to strengthen its practicality, reduce installation difficulty, increase the service life.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of Novel drum wall card and with the use of fixture, comprise wall card and fixture, the described fixture side of comprising mother, spring, mounting hole and bolt, described spring and described mounting hole lay respectively at the both sides of described mother side, and described bolt is threaded with described mounting hole;
Described wall card comprises one and is installed in mold insert on drum barrel outer wall, described mold insert two ends are provided with the through hole passed through for fixing screw, described through-hole wall is provided with fixing screw thread, opening is provided with in the middle part of described mold insert, described mold insert is provided with a housing, described housing end face medium position is provided with center pit, described housing and described mold insert form shell chamber, floor is provided with in described shell chamber, described floor is located at the side of described opening near described housing end face, described shell chamber is divided into the first shell chamber and the second shell chamber by described floor, groove is provided with in the middle part of described floor, described groove comprises for placing described side mother and limiting the concave station portion that described side mother moves in described second shell chamber and the extension passed for described mounting hole,
All exist between the peripheral and described groove inwall of described fixture and described center pit and finely tune gap.
Further, described fixture and described wall card with the use of time, described spring is positioned at described first shell chamber, described inner walls is withstood in one end of described spring, it is female that the other end of described spring withstands the described side being positioned over described concave station portion, and described mounting hole enters described second shell chamber through described groove, and stretches out from described center pit, described bolt inserts described mounting hole, and is threaded with described mounting hole;
Further, described spring is fixedly connected with described mother side, and described side is female one-body molded with described mounting hole.
Further, described housing comprises integrated cover body part and evagination edge part, and described mold insert outward flange is stuck in described evagination edge part.
Further, described fine setting gap is 0.1 ~ 0.5cm.
The advantage that the utility model has and good effect are:
1, after described wall card of the present utility model is connected with described fixture, facilitate mounting hole in described bolt and fixture with the use of, reach the object of automatic central adjusting, solve problem higher to the precision requirement of wall card installation site in prior art.
2, described housing of the present utility model and described mold insert are completed by Sheet Metal Forming Technology, solve former welding deformation, make working (machining) efficiency low, the defects such as rigging error is large;
3, compact conformation, reasonable in design, assembly manipulation is feature easily.
Accompanying drawing explanation
Fig. 1 is the utility model using state cross-sectional schematic;
Fig. 2 is the partial enlarged drawing of Fig. 1;
Fig. 3 is the cross-sectional schematic of described fixture;
Fig. 4 is the perspective view of described wall card;
Fig. 5 is the cross-sectional schematic of described wall card;
Fig. 6 is the utility model using state front elevation.
In figure: 1, fixture, 11, side is female, 12, spring, 13, mounting hole, 14, bolt, 2, wall card, 21, mold insert, 211, through hole, 212, opening, 22, housing, 221, center pit, 222, cover body part, 223, evagination edge part, 23, shell chamber, the 231, first shell chamber, the 232, second shell chamber, 24, floor, 25, groove, 251, concave station portion, 252, extension, 3, gap is finely tuned, 4, trim ring, 5, drum head, 6, drum barrel.
Embodiment
Below in conjunction with accompanying drawing, specific embodiment of the utility model is elaborated.
As shown in figs. 1 to 6, a kind of Novel drum wall card and with the use of fixture, comprise wall card 2 and fixture 1, described fixture 1 side of comprising mother 11, spring 12, mounting hole 13 and bolt 14, described spring 12 and described mounting hole 13 are individually fixed in the both sides of described mother side 11, described mounting hole 13 is one-body molded with described side mother 11, and described mounting hole 13 and described mother side 11 are run through in the duct be threaded with described bolt 14;
Described wall card 2 comprises one and is installed in mold insert 21 on drum barrel outer wall, described mold insert 21 two ends are provided with the through hole 211 passed through for fixing screw, opening 212 is provided with in the middle part of described mold insert 21, described mold insert 21 is provided with a housing 22, described housing 22 end face medium position is provided with center pit 221, described housing 22 comprises integrated cover body part 222 and evagination edge part 223, described mold insert 21 outward flange is stuck in described evagination edge part 223, described mold insert 21 is completed by Sheet Metal Forming Technology with the structural relation of described housing 22, solves the problem of former welding deformation;
Described housing 22 forms shell chamber 23 with described mold insert 21, floor 24 is provided with in described shell chamber 23, described floor 24 is located at the side of described opening 212 near described housing 22 end face, described shell chamber 23 is divided into the first shell chamber 231 and the second shell chamber 232 by described floor 24, be provided with groove 25 in the middle part of described floor 24, described groove 25 comprises for placing described side female 11 and limiting the concave station portion 251 that described mother side 11 moves in described second shell chamber 232 and the extension 252 passed for described mounting hole 13;
Described fixture 1 and described wall card 2 with the use of time, first with hand, by described side, described mounting hole 13 that is female and that be connected with described side mother and the described spring 12 after compressing are placed in described first shell chamber 231, described housing 22 inwall is withstood in one end of described spring 12, the other end of described spring 12 withstands described mother side 11 being positioned over described concave station portion 251, described mounting hole 13 enters described second shell chamber 232 through described groove 25, and stretches out from described center pit 221;
In the present embodiment, the external diameter of described mounting hole 13 is 7.6cm, the internal diameter of described extension 252 is 8.2cm, the internal diameter of described center pit 221 is 8cm, namely all there is described fine setting gap 3 between peripheral and described groove 25 inwall of described fixture 1 and described center pit 221 and be respectively 0.2cm and 0.3cm, namely described mounting hole 13 can carry out rocking by a small margin in described center pit 221, reach the effect of adjustment mounting center automatically, facilitate described bolt 14 to insert described mounting hole 13, and be threaded with described mounting hole 13.
Above an embodiment of the present utility model has been described in detail, but described content being only preferred embodiment of the present utility model, can not being considered to for limiting practical range of the present utility model.All equalizations done according to the utility model application range change and improve, and all should still belong within patent covering scope of the present utility model.
Claims (5)
1. a Novel drum wall card and with the use of fixture, comprise wall card and fixture, it is characterized in that, the described fixture side of comprising mother, spring, mounting hole and bolt, described spring and described mounting hole lay respectively at the both sides of described mother side, and described bolt is threaded with described mounting hole;
Described wall card comprises one and is installed in mold insert on drum barrel outer wall, described mold insert two ends are provided with the through hole passed through for fixing screw, described through-hole wall is provided with fixing screw thread, opening is provided with in the middle part of described mold insert, described mold insert is provided with a housing, described housing end face medium position is provided with center pit, described housing and described mold insert form shell chamber, floor is provided with in described shell chamber, described floor is located at the side of described opening near described housing end face, described shell chamber is divided into the first shell chamber and the second shell chamber by described floor, groove is provided with in the middle part of described floor, described groove comprises for placing described side mother and limiting the concave station portion that described side mother moves in described second shell chamber and the extension passed for described mounting hole,
All exist between the peripheral and described groove inwall of described fixture and described center pit and finely tune gap.
2. a kind of Novel drum wall card according to claim 1 and with the use of fixture, it is characterized in that, described fixture and described wall card with the use of time, described spring is positioned at described first shell chamber, described inner walls is withstood in one end of described spring, it is female that the other end of described spring withstands the described side being positioned over described concave station portion, described mounting hole enters described second shell chamber through described groove, and stretch out from described center pit, described bolt inserts described mounting hole, and is threaded with described mounting hole;
3. a kind of Novel drum wall card according to claim 2 and with the use of fixture, it is characterized in that, described spring is fixedly connected with described mother side, and described side is female one-body molded with described mounting hole.
4. a kind of Novel drum wall card according to claim 3 and with the use of fixture, it is characterized in that, described housing comprises integrated cover body part and evagination edge part, and described mold insert outward flange is stuck in described evagination edge part.
5. a kind of Novel drum wall card according to claim 4 and with the use of fixture, it is characterized in that, described fine setting gap is 0.1 ~ 0.5cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420748757.4U CN204229819U (en) | 2014-12-02 | 2014-12-02 | A kind of Novel drum wall card and with the use of fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420748757.4U CN204229819U (en) | 2014-12-02 | 2014-12-02 | A kind of Novel drum wall card and with the use of fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204229819U true CN204229819U (en) | 2015-03-25 |
Family
ID=52927886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420748757.4U Withdrawn - After Issue CN204229819U (en) | 2014-12-02 | 2014-12-02 | A kind of Novel drum wall card and with the use of fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204229819U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104409070A (en) * | 2014-12-02 | 2015-03-11 | 天津市志栋五金制品有限公司 | Novel drum wall clamp and fixing piece cooperatively used with same |
-
2014
- 2014-12-02 CN CN201420748757.4U patent/CN204229819U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104409070A (en) * | 2014-12-02 | 2015-03-11 | 天津市志栋五金制品有限公司 | Novel drum wall clamp and fixing piece cooperatively used with same |
| CN104409070B (en) * | 2014-12-02 | 2018-03-13 | 天津市志栋五金制品有限公司 | A kind of bulging musical instrument fitting |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150325 Effective date of abandoning: 20180313 |