CN207528374U - A kind of weight beam - Google Patents
A kind of weight beam Download PDFInfo
- Publication number
- CN207528374U CN207528374U CN201721892472.8U CN201721892472U CN207528374U CN 207528374 U CN207528374 U CN 207528374U CN 201721892472 U CN201721892472 U CN 201721892472U CN 207528374 U CN207528374 U CN 207528374U
- Authority
- CN
- China
- Prior art keywords
- sleeve
- housing
- weight beam
- socket cover
- screw hole
- 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.)
- Expired - Fee Related
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Abstract
The utility model is related to mechanical meaurement device technical fields,In particular a kind of weight beam,Including housing,Be socketed on hull outside sleeve and with the matched socket cover of sleeve,The utility model passes through the sleeve and socket cover that are arranged on outside housing,After weight beam use,It is worked in coordination locking by the fixture block that is arranged on sleeve outer wall and the card slot being arranged on socket cover inner wall,Achieve the effect that sealing,So as to avoid housing and the exposure of the metal parts of inside in air,Lead to some component corrosions,Abrasion,So that measurement error becomes larger,The problem of service life is brief,It is arranged on the limiting plate of case top,The limited block that is arranged on sleeve lining and resetting spring between the two,Weight beam can make sleeve automatically reset when in use,Exempt manpower sleeve is fixed,It is convenient for measuring reading,Promote teaching efficiency.
Description
Technical field
The utility model is related to mechanical meaurement device technical field, specially a kind of weight beam.
Background technology
Measurement any first is all the process by some physical quantity compared with standard (i.e. unit), and the measurement of power is exactly will
Process of the function and effect of power compared with the function and effect of known force.If the function and effect of a power and the effect of 1 Niu Li are imitated
Fruit is identical, and the size of this power is exactly 1 N.The elongation of next spring is directly proportional to the size of institute's stress, in the work for determining 1 Niu Li
After effect, in this way it is easy to determine the function and effect of the power of bigger and smaller power.In addition, the stability of spring is preferable, Ke Yichong
It is multiple to use.Therefore the size of weight beam measuring force can be used, it is widely used in laboratory.
Since weight beam major part component is all metalwork, exposure for a long time in air, causes some components rotten
Erosion, abrasion so that measurement error becomes larger, it is impossible to continue to be continuing with as teaching equipment, need to purchase again, increase teaching
Cost.In consideration of it, a kind of it is proposed that weight beam.
Utility model content
The purpose of this utility model is to provide a kind of weight beam, during solving mentioned above in the background art long
Between exposure lead to weight beam metal parts corrosion, wear in air so that measurement error becomes larger, and service life is brief,
Increase instruction cost problem.
To achieve the above object, the utility model provides following technical solution：
A kind of weight beam including housing, is socketed on the sleeve of the hull outside and matched with the sleeve
Socket cover, the case top inner wall middle position are equipped with hanging rod, are connected with spring on the hanging rod, one end of the spring is consolidated
Due to the hanging rod, the other end of the spring is connected with horizontally disposed support plate, and the support plate lower center position connects
The pull rod being vertically arranged is connected to, the pull rod is equipped with pointer, and the housing is equipped with the bar-shaped trough coordinated with finger slips, institute
It states and two row graduation marks is symmetrically arranged at left and right sides of bar-shaped trough, and the graduation mark is located at the outer surface of housing, the sleeve
Lid lower center position is equipped with through-hole, is closely welded with medicine ball on the through-hole, the pull rod sequentially pass through housing bottom and
Medicine ball is simultaneously connected with hook.
Several limiting devices, the bottom of the housing or so two have been symmetrically arranged at left and right sides of the bottom of the sleeve
Side has been symmetrically arranged several first screw holes, is symmetrically arranged at left and right sides of the socket cover equipped with several second screw holes.
Preferably, the limiting device includes limiting plate, limited block and fixture block, and the limiting plate is closely welded in described
Case top, the limited block are closely welded in the sleeve bottom inner wall, and the fixture block is closely welded in the sleeve bottom
Outer wall is equipped with resetting spring between the limiting plate and limited block.
Preferably, first screw hole is identical with the second screw hole quantity, specification, and first screw hole and described
Two screw hole internal threads are connected with bolt.
Preferably, several card slots are offered, and the card slot is located at institute at upper inner wall at left and right sides of the socket cover
It states above the second screw hole.
Preferably, the fixture block and the card slot are engaged by clamping.
Preferably, the length of the limiting plate is more than the width of the housing.
Compared with prior art, the beneficial effects of the utility model are：
1. in the utility model, by the sleeve and socket cover being arranged on outside housing, after weight beam use,
It is worked in coordination locking by the fixture block that is arranged on sleeve outer wall and the card slot being arranged on socket cover inner wall, reaches the effect of sealing
Fruit exposes in air so as to avoid housing and the metal parts of inside, leads to some component corrosions, abrasion so that survey
Amount error becomes larger, and service life is brief, it is impossible to the problem of continuing to be continuing with as teaching equipment, increasing instruction cost.
2. in the utility model, by be arranged on the limiting plate of case top, the limited block being arranged on sleeve lining with
And resetting spring between the two, weight beam can make sleeve automatically reset when in use, exempt manpower and sleeve is carried out
It is fixed, reading is convenient for measuring, promotes teaching efficiency.
3. it in the utility model, by setting the resetting spring between limiting plate and limited block, prevents from exerting oneself when using
The big gouging abrasion caused between limiting plate and limited block increases the service life of weight beam.
4. in the utility model, by being arranged on the medicine ball of pull rod bottom and the through-hole mutual cooperation energy of socket cover bottom surface
Preferably play sealing function.
Description of the drawings
Fig. 1 is the utility model overall structure diagram；
Fig. 2 is enlarged diagram at the use of the new type A；
Fig. 3 is enlarged diagram at the utility model B；
Fig. 4 is the enlarged diagram of the utility model card slot.
In figure：1st, housing；11st, hanging rod；12nd, spring；13rd, support plate；14th, pull rod；15 pointers；16th, graduation mark；17th, item
Shape slot；18th, medicine ball；19th, it links up with；2nd, sleeve；211st, limiting plate；212nd, limited block；213rd, fixture block；214th, resetting spring；3、
Socket cover；31st, card slot；32nd, through-hole；4th, the first screw hole；5th, the second screw hole；6th, bolt.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained shall fall within the protection scope of the present invention.
- 4 are please referred to Fig.1, the utility model provides a kind of technical solution：
A kind of weight beam, including housing 1, the sleeve being socketed on outside housing 12 and with 2 matched sleeve of sleeve
Lid 3,1 top inner wall middle position of housing are equipped with hanging rod 11, and spring 12 is connected on hanging rod 11, and spring 12 uses brass material,
Hanging rod 11 is fixed in one end of spring 12, and the other end of spring 12 is connected with horizontally disposed support plate 13,13 bottom of support plate
Middle position is connected with the pull rod 14 being vertically arranged, and by 13 connecting spring 12 of support plate and pull rod 14, can be kept away when measuring
12 single-point stress of spring free stretches, and pull rod 14 is equipped with pointer 15, and housing 1 is equipped with the bar-shaped trough being slidably matched with pointer 15
17, pointer 15 moves back and forth when being convenient for measuring object, and the left and right sides of bar-shaped trough 17 is symmetrically arranged with two row graduation marks 16, left and right
Both sides can reading, increase using effect, graduation mark 16 is located at the outer surface of housing 1, and 3 lower center position of socket cover is equipped with
Through-hole 32 is closely welded with medicine ball 18 on through-hole 32, and pull rod 14 sequentially passes through 1 bottom of housing and medicine ball 18 and is connected with extension
Hook 19 by 18 connecting rod 14 of medicine ball and hook 19, reduces the contact area of weight beam and outside air, ensure that
The security performance of weight beam.
Several limiting devices 21 are symmetrically arranged at left and right sides of the bottom of sleeve 2, limiting device 21 includes limiting plate
211st, limited block 212 and fixture block 213, limiting plate 211 is closely welded in 1 top of housing, and the length of limiting plate 211 is big
In the width of the housing 1, limited block 212 is closely welded in 2 bottom interior wall of sleeve, and fixture block 213 is closely welded in 2 bottom of sleeve
Outer wall is equipped with resetting spring 214 between limiting plate 211 and limited block 212, in use, being resetted by resetting spring 214, drive
Sleeve 2 moves up, and avoids manual operation and the fixation to sleeve 2, has been symmetrically arranged at left and right sides of the bottom of housing 1
Several first screw holes 4,3 left and right sides of socket cover are symmetrically arranged equipped with several second screw holes 5.First screw hole 4 and the second spiral shell
5 quantity of hole, specification are identical, and the first screw hole 4 and 5 internal thread of the second screw hole are connected with bolt 6, by bolt 6 by 3 He of socket cover
Housing 1 is fixedly connected, and several card slots 31 is offered at 3 left and right sides upper inner wall of socket cover, and card slot 31 is located at the second spiral shell
5 top of hole, card slot 31 is engaged by clamping with fixture block 213 makes sleeve 2 and socket cover 3 lock, seal.
The use principle of the utility model：In use, turnbarrel 2 and up lifting it, make the card on 2 outer wall of sleeve
Block 213 is detached with the card slot 31 on 3 inner wall of socket cover, is resetted by resetting spring 214, and sleeve 2 is made to be automatically separated with housing 1,
Limiting plate 211 is fixed in 214 one end of resetting spring, and the other end is fixed on limited block 212, prevents from firmly excessive causing limiting plate
211 and 212 gouging abrasion of limited block；When measuring object makes, object will be measured and be placed on hook 19, due to gravity, hung
19 stress of hook drives pull rod 14 to stretch spring 12, and pointer 15 follows pull rod 14 to move down, and graduation mark is directed toward by pointer 15
Read data in 16 position；After use, drop-down casing 2 is until the fixture block 213 on 2 outer wall of sleeve is snapped fit onto in socket cover 3
Card slot 31 on wall, makes housing 1 be completely enclosed between sleeve 2 and socket cover 3.
The advantages of basic principle, main feature and the utility model of the utility model has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the present utility model is not limited to the above embodiments, described in above embodiments and description
Be only the utility model preference, be not intended to limit the utility model, do not departing from the spirit and scope of the utility model
Under the premise of, the present invention also has various changes and improvements, these changes and improvements both fall within this claimed practicality
In novel range.The protection scope of the present invention is defined by the appended claims and their equivalents.
Claims (6)
1. a kind of weight beam, including housing (1), be socketed on the external sleeve (2) of the housing (1) and with the sleeve
(2) matched socket cover (3), it is characterised in that：Housing (1) the top inner wall middle position is equipped with hanging rod (11), described
Spring (12) is connected on hanging rod (11), the hanging rod (11) is fixed in one end of the spring (12), the spring (12)
The other end is connected with horizontally disposed support plate (13), and support plate (13) lower center position is connected with the drawing being vertically arranged
Bar (14), the pull rod (14) are equipped with pointer (15), and the housing (1) is equipped with the bar-shaped trough being slidably matched with pointer (15)
(17), two row graduation marks (16) are symmetrically arranged at left and right sides of the bar-shaped trough (17), and the graduation mark (16) is positioned at shell
The outer surface of body (1), socket cover (3) lower center position are equipped with through-hole (32), are closely welded on the through-hole (32)
Medicine ball (18), the pull rod (14) sequentially pass through housing (1) bottom and medicine ball (18) and are connected with hook (19)；
Several limiting devices (21), the bottom of the housing (1) have been symmetrically arranged at left and right sides of the bottom of the sleeve (2)
The left and right sides has been symmetrically arranged several first screw holes (4), and the socket cover (3) is equipped with if the left and right sides is symmetrically arranged
Dry second screw hole (5).
2. weight beam according to claim 1, it is characterised in that：The limiting device (21) is including limiting plate
(211), limited block (212) and fixture block (213), the limiting plate (211) is closely welded at the top of the housing (1), described
Limited block (212) is closely welded in the sleeve (2) bottom interior wall, and the fixture block (213) is closely welded in the sleeve (2) bottom
Portion's outer wall is equipped with resetting spring (214) between the limiting plate (211) and limited block (212).
3. weight beam according to claim 1, it is characterised in that：First screw hole (4) and second screw hole
(5) quantity, specification are identical, and first screw hole (4) and second screw hole (5) internal thread are connected with bolt (6).
4. weight beam according to claim 2, it is characterised in that：Upper inner wall at left and right sides of the socket cover (3)
Place offers several card slots (31), and the card slot (31) is above second screw hole (5).
5. weight beam according to claim 4, it is characterised in that：The fixture block (213) and the card slot (31) card
Connect cooperation.
6. weight beam according to claim 1, it is characterised in that：The length of the limiting plate (211) is more than described
The width of housing (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721892472.8U CN207528374U (en) | 2017-12-16 | 2017-12-16 | A kind of weight beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721892472.8U CN207528374U (en) | 2017-12-16 | 2017-12-16 | A kind of weight beam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207528374U true CN207528374U (en) | 2018-06-22 |
Family
ID=62576747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721892472.8U Expired - Fee Related CN207528374U (en) | 2017-12-16 | 2017-12-16 | A kind of weight beam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207528374U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112255140A (en) * | 2020-10-10 | 2021-01-22 | 柳州工学院 | Intelligent liquid density detector |
-
2017
- 2017-12-16 CN CN201721892472.8U patent/CN207528374U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112255140A (en) * | 2020-10-10 | 2021-01-22 | 柳州工学院 | Intelligent liquid density detector |
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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: 20180622 Termination date: 20181216 |