CN209638287U - Double diaphragm disc spring arresters of automatic load parking braking - Google Patents
Double diaphragm disc spring arresters of automatic load parking braking Download PDFInfo
- Publication number
- CN209638287U CN209638287U CN201920152286.3U CN201920152286U CN209638287U CN 209638287 U CN209638287 U CN 209638287U CN 201920152286 U CN201920152286 U CN 201920152286U CN 209638287 U CN209638287 U CN 209638287U
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- China
- Prior art keywords
- tappet
- component
- parking braking
- guide sleeve
- spring
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- Withdrawn - After Issue
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Abstract
The utility model discloses a kind of double diaphragm disc spring arresters of automatic load parking braking, including front cover component, middle body component and rear case component, form push rod disk chamber, service brake cavity, parking braking ante-chamber, parking braking back cavity, tappet assembly is installed in parking braking back cavity, tappet assembly includes release disk component, tappet and tappet support component, release disk component is mounted on one end of tappet and connect with back cavity epithelium, and tappet support component is mounted on the other end of tappet；Discharging disk component includes release disk and guide sleeve, and release disk is mounted on guide sleeve, and guide sleeve is placed on tappet, and automatic combining mechanism is also equipped on guide sleeve.The side end face of front cover component is equipped with venthole；The upper surface of rear case component is equipped with outlet pipe.The utility model ensures that brute spring be in non-impaction state when releasing state in parking braking before entrucking, relieves influence of the fatigue to the service life, and can be readily transported, and can guarantee to brake in cavity gas chamber and achieve the effect that dustproof and waterproof.
Description
Technical field
The utility model relates to arrester field, especially a kind of double diaphragm disc spring systems of automatic load parking braking
Dynamic room.
Background technique
The parking braking chamber of current existing double diaphragm disc spring arresters is mainly by being passed through compressed air or releasing
Bolt is put to tense brute spring to contact parking braking.For the ease of installation and debugging, when the supply of material generally release bolt tense it is strong
Power spring unloads release bolt by hand, controls parking braking by parking braking chamber inflation/deflation after installation is adjusted.Such as Fig. 1
Shown, in the supply of material, the major part for discharging bolt is exposed current braking chamber structure, this section stiffness is poor, easy to damage, increases
Packed and transported cost is added, while brute spring is constantly in the state of compression before entrucking, power output is deleted seriously, affected
Service life.
Summary of the invention
The purpose of the utility model is to provide a kind of double diaphragm disc spring arresters of automatic load parking braking.
The utility model solve be current double diaphragm disc spring arresters release bolt supply when need to tense
The problem of brute spring causes brute spring to be largely exposed, and influences its rigidity and service life.
The utility model solve its technical problem the technical solution adopted is that: the utility model includes front cover component, middle body
Component and rear case component install ante-chamber epithelium, after middle body component between the front side and front cover component of middle body component
Back cavity epithelium is installed between side and rear case component；Push rod disk chamber is formed between the front cover component and ante-chamber epithelium；The ante-chamber
Service brake cavity is formed between epithelium and middle body component；Parking braking ante-chamber is formed between middle body component and back cavity epithelium,
Parking braking back cavity, the intracavitary installation push rod disk component of the push rod disk, institute are formed between the rear case component and back cavity epithelium
Tappet assembly is installed, one end of the tappet assembly sequentially passes through back cavity epithelium and middle body component simultaneously in the parking braking back cavity stated
Extend to service brake cavity；The tappet assembly includes release disk component, tappet and tappet support component, the release disk group
Part is mounted on one end of tappet and connect with back cavity epithelium, and the tappet support component is mounted on the other end of tappet；It is described
Release disk component include release disk and guide sleeve, the release disk be mounted on guide sleeve, the guide sleeve is placed on tappet, institute
Automatic combining mechanism is also equipped on the guide sleeve stated；The side end face of the front cover component is equipped with venthole；The rear cover group
The upper surface of part is equipped with outlet pipe.
Further, the guide sleeve includes the first construction section and the second construction section, the back cavity epithelium and release disk
It is mounted on the first construction section of guide sleeve, and fixed back cavity epithelium is tightened by nut and discharges the position of disk；Described is automatic
Combining mechanism is mounted on the second construction section of guide sleeve.
Further, the automatic combining mechanism include from lock tube and steel ball, it is described to be placed on guide sleeve from lock tube
On the outside of second construction section；Second construction section of the guide sleeve is equipped with steel ball mounting hole, and the steel ball is located at steel ball mounting hole
Place, it is described that the accommodating cavity for accommodating steel ball is equipped with from the internal ring wall of lock tube；The side of the steel ball is contacted with tappet, the other side with
Accommodate cavity wall contact；One end of the accommodating cavity is the opening of conducting, and the other end is closed end, and the inner wall close to closed end is
The diameter of bevel structure, the closed end is less than the straight of opening.
Still further, described be equipped with card slot from the lateral wall of lock tube, it is described to be installed again between lock tube and guide sleeve
Position spring, described reset spring one end contradict at card slot, and the other end contradicts on the first construction section of guide sleeve；It is described self-locking
Put on one end installation card lid relative to card slot.
Further, the tappet support component includes spring base and tappet support base；The spring base is hollow
Cylindrical structure, one end is equipped with through-hole, and the other end is hatch frame, and the edge of the hatch frame is equipped with the folding to extend out
Side, the tappet support base are mounted on the hollow inner cavity of spring base and slide along spring base inner cavity；The end of the tappet
Through hole whorl among tappet support base connects limited block.
Still further, the side end face of the rear case component is equipped with opening, the opening is equipped with plug members；
Two sides up and down on the tappet support base centered on through-hole are respectively equipped with perforation.
Still further, the tappet extends to the part in spring base equipped with pearl slot, the pearl slot and steel ball phase
Adaptation；Through-hole diameter on the spring base is greater than the overall diameter from lock tube.
Still further, installing brute spring between the spring base and release disk；The brute spring is placed on spring
Seat outside, described brute spring one end are contradicted in release Pan Chu, and the other end contradicts at the flanging of spring base.
Still further, the side wall of the rear case component is equipped with annular groove, the annular groove and spring base
Flanging is inconsistent.
Further, the internal ring wall that middle body component is contacted with tappet is equipped with sealing ring and guide collar, the guide sleeve
Sealing ring also is provided on the internal ring wall contacted with tappet；Cushion is lined between the guide sleeve and middle body component.
The beneficial effects of the utility model are: compared with prior art, the utility model has the advantages that
1. discharge disk component and tappet it is mobile be it is controllable, can be asynchronous.Shape is released in parking braking before entrucking
When state, brute spring is in non-impaction state, relieves influence of the fatigue to the service life.
2. release disk component can be combined automatically with tappet, guarantee the execution and release of parking braking.
3. tappet is mounted on the intracavitary portion of parking braking, the part not being exposed provides convenience to transport.
4. being substituted for outlet pipe by original gas vent on rear case component, outlet pipe accesses the filtering of higher position
Device, the side end face upper air-vent of front cover component are communicated with the hole on the installation end face of vehicle, so that brake chamber is dust-proof anti-
It is aqueous to get a promotion.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the prior art.
Fig. 2 is the structural schematic diagram of the utility model.
Fig. 3 is the utility model partial schematic diagram.
Fig. 4 is the structural schematic diagram in Fig. 3 at E.
Fig. 5 is the structural schematic diagram in Fig. 3 at F.
Fig. 6 is the steel ball of the utility model and the structural schematic diagram of pearl slot cooperation.
Fig. 7 is the structural schematic diagram of the parking braking of the utility model.
In figure: 1. push rod disk components；10. putter body；11. dirt-proof boot；12. push rod disk；13. push rod spring；2. front cover
Component；20. venthole；3. ante-chamber epithelium；Body component in 4.；40. cushion；41. sealing ring；42. guide collar；5. back cavity skin
Film；6. outlet pipe；7. rear case component；70. annular groove；71. brute spring；72. opening；8. tappet assembly；80. discharging disk
Component；800. guide sleeve；801. release disks；802. nut；803. spring；804. from lock tube；8040. closed end；8041. inclined-plane knot
Structure；8042. opening；8043. card slot；805. steel ball；806. steel ball mounting holes；807. Ka Gai；81. tappet；810. pearl slots；82.
Tappet support component；820. spring base；8200. through-hole；8201. hatch frame；8202. flanging；821. limited block；822. tappet
Support base；8220. perforation；8221. through-hole；9. plug members；
A. push rod disk chamber；B. service brake cavity；C. parking braking ante-chamber；D. parking braking back cavity.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples.
As shown in Fig. 2, the utility model includes front cover component 2, middle body component 4 and rear case component 7, before middle body component 4
Ante-chamber epithelium 3 is installed between side and front cover component 2, back cavity epithelium 5 is installed between the rear side and rear case component 7 of middle body component 4.Before
Push rod disk chamber A(hereinafter referred to as A chamber is formed between cap assemblies 2 and ante-chamber epithelium 3), it is formed between ante-chamber epithelium 3 and middle body component 4
Service brake cavity B(hereinafter referred to as B chamber), parking braking ante-chamber C (hereinafter referred to as C is formed between middle body component 4 and back cavity epithelium 5
Chamber), parking braking back cavity D (hereinafter referred to as D chamber) is formed between rear case component 7 and back cavity epithelium 5.Installation pushes away in push rod disk chamber A
Bar disk component 1, parking braking back cavity D is interior to install tappet assembly 8, and one end of tappet assembly 8 sequentially passes through back cavity epithelium 5 and middle body
Component 4 simultaneously extends to service brake cavity B.
Push-rod assembly 1 includes push rod, dirt-proof boot 11 and push rod spring 13.Push rod includes putter body 10 and push rod disk 12,
Dirt-proof boot 11 is mounted on the outside of putter body 10, and push rod spring 13 is placed on the outside of dirt-proof boot 11, and one end is contradicted in front cover group
The inner sidewall of part 2, the other end are contradicted in push rod disk 12.Push rod disk 12 is bonded with ante-chamber epithelium 3.The movement of ante-chamber epithelium 3 drives
The movement of push rod.
Tappet assembly 8 includes release disk component 80, tappet 81 and tappet support component 82.Release disk component 80 is mounted on very
One end of bar 81 is simultaneously connect with back cavity epithelium 5, and tappet support component 82 is mounted on the other end of tappet 81.
As shown in figure 3, release disk component 80 includes release disk 801 and guide sleeve 800, release disk 801 is mounted on guide sleeve 800
On, guide sleeve 800 is placed on tappet 81, and automatic combining mechanism is also equipped on guide sleeve 800.
Guide sleeve 800 includes the first construction section and the second construction section, and back cavity epithelium 5 and release disk 801 are mounted on guide sleeve 800
On first construction section, and fixed back cavity epithelium 5 is tightened by nut 802 and discharges the position of disk 801.Automatic combining mechanism installation
On the second construction section of guide sleeve 800.
As shown in Figure 3,4, automatic combining mechanism includes from lock tube 804 and steel ball 805.Guide sleeve 800 is placed on from lock tube 804
On the outside of second construction section.800 second construction sections of guide sleeve are equipped with steel ball mounting hole 806, and steel ball 805 is located at steel ball mounting hole
At 806, the accommodating cavity for accommodating steel ball 805 is equipped with from the internal ring wall of lock tube 804.805 side of steel ball is contacted with tappet 81, another
Side is contacted with accommodating cavity wall.One end of accommodating cavity is the opening 8042 of conducting, and the other end is closed end 8040, close to closed end
8040 inner wall is bevel structure 8041, and the diameter of closed end 8040 is less than the diameter at opening 8042.
It is equipped with card slot 8043 from the lateral wall of lock tube 804, spring 803, bullet are installed between lock tube 804 and guide sleeve 800
803 one end of spring contradicts at card slot 8043, and the other end contradicts on the first construction section of guide sleeve 800.From lock tube 804 relative to
One end installation card lid 807 of card slot 8043.Spring 803 can push the movement from lock tube 804, and card lid 807 is to from lock tube 804
Accommodating cavity have sealing process.
As shown in Fig. 3,5, tappet support component 82 includes spring base 820 and tappet support base 822.During spring base 820 is
Empty cylindrical structure, one end are equipped with through-hole 8200, and the other end is hatch frame 8201, and the edge of hatch frame 8201, which is equipped with, to be extended
Flanging 8202 out, tappet support base 822 are mounted on the hollow inner cavity of spring base 820 and slide along 820 inner cavity of spring base；
The outer diameter of tappet support base 822 is adapted with the diameter of 820 inner cavity of spring base.The end of tappet 81 passes through tappet support base 822
Intermediate through-hole 8221 is threadedly coupled limited block 821.Tappet support base 822 primarily serves the effect of Auxiliary support.Tappet 81 moves
When dynamic, tappet support base 822 is together with limited block 821 as tappet 81 moves together.
Two sides up and down on tappet support base 822 centered on through-hole 8221 are respectively equipped with perforation 8220.
The side end face of rear case component 7 is equipped with opening 72, is equipped with plug members 9 at opening 72.
Tappet 81 extends to the part in spring base 820 equipped with pearl slot 810, and pearl slot 810 is adapted with steel ball 805.Bullet
8200 diameter of through-hole on spring abutment 820 is greater than the overall diameter from lock tube 80.Guarantee to can extend into from the second construction section of lock tube 80
The inner cavity of spring base 820.
As shown in figure 3, installing brute spring 71 between spring base 820 and release disk 801, brute spring 71 is placed on spring base
820 outsides, 71 one end of brute spring are contradicted in release Pan801Chu, and the other end contradicts at the flanging 8202 of spring base 820.By force
Power spring 71 and C intracavitary gas act on back cavity epithelium 5, to drive the movement of release disk component 80.
As shown in Figure 1,5, the side wall of rear case component 7 is equipped with annular groove 70, the folding of annular groove 70 and spring base 820
Side 8202 is inconsistent, guarantees that the position of spring base 820 will not move.
As shown in figure 3, the internal ring wall that middle body component 4 is contacted with tappet 81 is equipped with sealing ring 41 and guide collar 42, guide sleeve
Sealing ring 41 also is provided on 800 internal ring walls contacted with tappet 81.Guarantee tappet 81 moving process it is more smooth and in C it is intracavitary
Good sealing effect.Cushion 40 is lined between guide sleeve 800 and middle body component 4.
As shown in Figure 1, the side end face of front cover component 2 is equipped with venthole 20, the upper surface of rear case component 7 is equipped with outlet
Pipeline 6.Venthole 20 is communicated with the hole on the installation end face on vehicle, is installed hole on end face and is connected outlet pipe.Outlet pipe
Installation can be avoided A chamber and D chamber shrink and amplification process in dust, the moisture content on the outside of arrester brought into arrester.
The working principle of the utility model is:
Before entrucking, C chamber is discrete state between the steel ball 805 on lock tube 804 and tappet 81 in no aeration status,
As shown in Figure 2.After entrucking, C chamber is passed through gas, and back cavity epithelium 5 is mobile to parking braking back cavity, pushed release disk 801 together with
Guide sleeve 800 moves to the right together from lock tube 804, and tappet 81 remains static at this time.When from the steel ball 805 on lock tube 804
When the pearl slot 810 being moved on tappet 81, the movement of guide sleeve 800 is restricted.At this point, back cavity epithelium 5, release disk 801, lead
Set 800 and tappet 81 are combined into one, and are ready for parking braking work, as shown in Figure 6.
When service brake, B chamber is passed through compressed air, so that ante-chamber epithelium 3 moves to left, push-rod assembly 1 has been driven to be moved to the left,
Putter body 10 is moved out of, and achievees the effect that service brake.B chamber pressure release, putter body 10 are multiple under the action of push rod spring 13
Position, to achieve the effect that release service brake.
When parking braking: as shown in fig. 7, C chamber pressure release, brute spring 71 resets, push release disk 801 together with guide sleeve 800,
Tappet 81 is moved to the left, and tappet 81 protrudes into B chamber and push rod disk component 1 is pushed to be moved to the left, and achievees the effect that parking braking.
Release parking braking: as shown in fig. 6, C chamber is passed through compressed air, back cavity epithelium 5 moves right, and has driven release disk
801 and tappet 81 move right together, tappet 81 resets, and brute spring 71 compressed, and parking braking releases.
When automobile, which breaks down, cannot provide compressed air or the damage of arrester back cavity epithelium, released by the air inlet of C chamber
When parking braking is failed, by being protruded into the subsidiary release yoke of vehicle by the opening 72 of the side end face of rear case component 7, tappet branch is passed through
Support the perforation 8220 on seat 822, promotion is moved to left from lock tube 804, deviates from steel ball 805 from pearl slot 810, make tappet 81 with from lock tube
804 separation, tappet 81 restore to the state before entrucking, release parking braking manually as shown in Fig. 2, realizing, enable disabled vehicle
It is moved easily.
Claims (10)
1. a kind of double diaphragm disc spring arresters of automatic load parking braking, including front cover component, middle body component and rear cover
Component installs ante-chamber epithelium, the rear side and rear cover group of middle body component between the front side and front cover component of middle body component
Back cavity epithelium is installed between part；Push rod disk chamber is formed between the front cover component and ante-chamber epithelium；The ante-chamber epithelium and middle body
Service brake cavity is formed between component；Parking braking ante-chamber, the rear cover group are formed between middle body component and back cavity epithelium
Parking braking back cavity, the intracavitary installation push rod disk component of the push rod disk, the parking system are formed between part and back cavity epithelium
Tappet assembly is installed in dynamic back cavity, one end of the tappet assembly sequentially passes through back cavity epithelium and middle body component and extends to driving
Brake chamber；It is characterized in that the tappet assembly includes release disk component, tappet and tappet support component, the release disk group
Part is mounted on one end of tappet and connect with back cavity epithelium, and the tappet support component is mounted on the other end of tappet；It is described
Release disk component include release disk and guide sleeve, the release disk be mounted on guide sleeve, the guide sleeve is placed on tappet, institute
Automatic combining mechanism is also equipped on the guide sleeve stated；The side end face of the front cover component is equipped with venthole；The rear cover group
The upper surface of part is equipped with outlet pipe.
2. double diaphragm disc spring arresters of automatic load parking braking according to claim 1, it is characterised in that institute
The guide sleeve stated includes the first construction section and the second construction section, and the back cavity epithelium and release disk are mounted on the first installation of guide sleeve
Duan Shang, and fixed back cavity epithelium is tightened by nut and discharges the position of disk；The automatic combining mechanism is mounted on guide sleeve
On second construction section.
3. double diaphragm disc spring arresters of automatic load parking braking according to claim 2, it is characterised in that institute
The automatic combining mechanism stated includes from lock tube and steel ball, on the outside of second construction section that guide sleeve is placed on from lock tube；It is described to lead
Second construction section of set is equipped with steel ball mounting hole, and the steel ball is located at steel ball mounting hole, the internal ring wall from lock tube
It is equipped with the accommodating cavity for accommodating steel ball；The side of the steel ball is contacted with tappet, and the other side is contacted with accommodating cavity wall；The appearance
The one end for setting chamber is the opening of conducting, and the other end is closed end, and the inner wall close to closed end is bevel structure, the closed end
Diameter is less than the straight of opening.
4. double diaphragm disc spring arresters of automatic load parking braking according to claim 3, it is characterised in that institute
It states from the lateral wall of lock tube and is equipped with card slot, it is described that reset spring, the reset spring are installed between lock tube and guide sleeve
One end contradicts at card slot, and the other end contradicts on the first construction section of guide sleeve；Described self-locking one end put on relative to card slot
Installation card lid.
5. double diaphragm disc spring arresters of automatic load parking braking according to claim 1, it is characterised in that institute
The tappet support component stated includes spring base and tappet support base；The spring base is hollow cylindrical structure, and one end is equipped with
Through-hole, the other end are hatch frame, and the edge of the hatch frame is equipped with the flanging to extend out, the tappet support base peace
It is slided mounted in the hollow inner cavity of spring base and along spring base inner cavity；The end of the tappet passes through logical among tappet support base
Hole is threadedly coupled limited block.
6. double diaphragm disc spring arresters of automatic load parking braking according to claim 5, it is characterised in that institute
The side end face for stating rear case component is equipped with opening, and the opening is equipped with plug members；With logical on the tappet support base
Two sides up and down centered on hole are respectively equipped with perforation.
7. double diaphragm disc spring arresters of automatic load parking braking according to claim 5, it is characterised in that institute
It states tappet and extends to the part in spring base equipped with pearl slot, the pearl slot is adapted with steel ball；It is logical on the spring base
Bore dia is greater than the overall diameter from lock tube.
8. double diaphragm disc spring arresters of automatic load parking braking according to claim 5, it is characterised in that institute
It states and brute spring is installed between spring base and release disk；The brute spring is placed on the outside of spring base, the brute spring
One end is contradicted in release Pan Chu, and the other end contradicts at the flanging of spring base.
9. double diaphragm disc spring arresters of automatic load parking braking according to claim 5, it is characterised in that institute
The side wall for stating rear case component is equipped with annular groove, and the flanging of the annular groove and spring base is inconsistent.
10. double diaphragm disc spring arresters of automatic load parking braking according to claim 1, it is characterised in that institute
It states internal ring wall that body component is contacted with tappet and is equipped with sealing ring and guide collar, on the internal ring wall that the guide sleeve is contacted with tappet
It also is provided with sealing ring；Cushion is lined between the guide sleeve and middle body component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920152286.3U CN209638287U (en) | 2019-01-29 | 2019-01-29 | Double diaphragm disc spring arresters of automatic load parking braking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920152286.3U CN209638287U (en) | 2019-01-29 | 2019-01-29 | Double diaphragm disc spring arresters of automatic load parking braking |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209638287U true CN209638287U (en) | 2019-11-15 |
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ID=68479829
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920152286.3U Withdrawn - After Issue CN209638287U (en) | 2019-01-29 | 2019-01-29 | Double diaphragm disc spring arresters of automatic load parking braking |
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| Country | Link |
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| CN (1) | CN209638287U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109667860A (en) * | 2019-01-29 | 2019-04-23 | 嘉兴盛鼎机械有限公司 | Double diaphragm disc spring arresters of automatic load parking braking |
-
2019
- 2019-01-29 CN CN201920152286.3U patent/CN209638287U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109667860A (en) * | 2019-01-29 | 2019-04-23 | 嘉兴盛鼎机械有限公司 | Double diaphragm disc spring arresters of automatic load parking braking |
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| GR01 | Patent grant | ||
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| AV01 | Patent right actively abandoned |
Granted publication date: 20191115 Effective date of abandoning: 20230822 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20191115 Effective date of abandoning: 20230822 |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |