阅读说明：本技术 一种新型刚性链条 (A kind of novel rigid chain ) 是由 王德臣 于 2019-08-19 设计创作，主要内容包括：本发明公开了一种新型刚性链条,其特征在于：它包括若干个链节,每一个链节均呈门字型结构,前后相抵的两链节为彼此前后反向搭接,且通过连接销相连接形成刚性链条；形成的所述刚性链条内具有穿线槽；这种刚性链条所采用的链节呈门字型结构,链节彼此前后反向搭接通过连接销连接形成的刚性链条内具有一条可供导电线穿设的穿线槽,且其结构较为简单。(The invention discloses a kind of novel rigid chains, it is characterised in that: it includes several chain links, each chain link is in door type structure, and two chain links that front and back offsets, which are that front and back is reversed each other, to be overlapped, and is connected to form rigid link chain by connecting pin；There is threading groove in the rigid link chain formed；Chain link used by this rigid link chain is in door type structure, has a threading groove worn for conductor wire in the chain link rigid link chain that the reversed overlap joint in front and back is formed by connection pin connection each other, and its structure is relatively simple.)

1. a kind of novel rigid chain, it includes several chain links (1), it is characterised in that: each chain link (1) is in door type Structure, the two pitch chain sections (1) that front and back offsets, which are that front and back is reversed each other, to be overlapped, and is connected to form rigid chain by connecting pin (3) Item；There are threading groove (2) in the rigid link chain formed.

2. a kind of novel rigid chain according to claim 1, it is characterised in that: the chain link (1) includes left carrier bar (11), right carrier bar (12) and connecting plate (13), the left carrier bar (11) and the top of right carrier bar (12) pass through the connecting plate (13) it is connected.

3. a kind of novel rigid chain according to claim 2, it is characterised in that: the left carrier bar (11) includes upper plate (101), mitered plate (102) and lower plate (103) and successively from top to bottom it is arranged, the right carrier bar (12) and left carrier bar (11) structure It is identical, and the mitered plate (102) of the left carrier bar (11) and the right carrier bar (12) tilts in the same direction.

4. a kind of novel rigid chain according to claim 3, it is characterised in that: the upper plate (101) is in regular hexagon Structure.

5. a kind of novel rigid chain according to claim 4, it is characterised in that: offer the in the upper plate (101) One through-hole (104).

6. a kind of novel rigid chain according to claim 5, it is characterised in that: the rake angle of the mitered plate (102) Optimum value is 26.5 °.

7. a kind of novel rigid chain according to claim 6, it is characterised in that: the left and right ends of the lower plate (103) It is respectively provided with the connecting hole (106) for connecting pin (3) connection, the centre of the lower plate (103) offers the second through-hole (105).

8. a kind of novel rigid chain according to claim 7, it is characterised in that: former and later two pitch chain sections (1) are anti-each other Former and later two pitch chain sections (1) are made to be fixed to one another phase through connecting hole (106) to match strap, and by the connecting pin (3) Even；The both ends of the connecting pin (3) are arranged with pin cap (5).

9. a kind of novel rigid chain according to claim 8, it is characterised in that: be arranged with pin outside the connecting pin (3) It covers (4), and the guide (4) is arranged between the left carrier bar (11) and right carrier bar (12).

Technical field

The present invention relates to rigid link chain technical fields, and in particular to a kind of novel rigid chain.

Background technique

Rigid link chain (also known as dilatory chain) is a kind of special chain, the flexibility of its existing conventional chain, and is had certain Rigidity, therefore quilts such as the alternative hydraulic cylinder of the executing agency as composed by rigid link chain and driver, cylinder and electric pushrod It is widely used in the occasion for needing big stroke to push load, to reduce the volume of equipment, saves space.As Chinese invention patent is awarded A kind of novel rigid chain that notification number is 103410934 B of CN is weighed, the push-and-pull executing agency is by rigid link chain and driver group At, wherein the rigid link chain is made of several chain links, and each chain link includes a pair of of outer plate, a pair of of inner plate, one A pair of of outer plate gear pin hinged with a pair of of inner plate and two are located at by the side for being located at the chain link by head The other side of the chain link a pair of of outer plate is worn respectively with a pair of of inner plate by middle part together with guide pin；The drive Dynamic device includes two guide plates being oppositely arranged and engages by cardan-shaft suspension between two guide plates and with the rigid link chain Sprocket wheel；There are following defects in structure combination and chain posting for this rigid chain push-and-pull executing agency: 1. every a pair of of chains Section is each other attached by the retaining mechanism of setting, and the structure of retaining mechanism is mainly by described by being respectively provided at The slide opening of the lateral strip of corresponding position and one are threaded through in the slide opening and can be in slide opening on outer plate and inner plate The sliding pin composition inside to slidably reciprocate, wherein one of the slide opening being located on the outer plate, which is equipped with sliding pin, can enter or move back The notch of slide opening out；Middle part on the inside of the outer plate and on the outside of inner plate is respectively equipped with boss, wherein the boss on outer plate Side and inner plate matching ends, the matching ends of boss and outer plate on inner plate；The sliding pin is located at Middle part between a pair of of inner plate is equipped with two nuts, and a compressed spring, the compressed spring are equipped between each nut and inner plate Both ends be extruded on the inner plate and nut respectively；Connection between the carrier bar of retaining mechanism is complex, production and processing Inconvenience, sliding pin are easily deformed；2. there are a drawbacks in the application of push-and-pull executing agency for existing rigid link chain, existing rigid Property chain lacks the wire casing worn for conductor wire, therefore when conductor wire is electrically connected with driver is often exposed in push-pull mechanism Outside, often will appear the phenomenon that mutually winding with conductor wire when push-pull mechanism, which works, drives rigid link chain dilatory leads to push-pull mechanism It is whole to break down, using unstable also dangerous.

Summary of the invention

The present invention mainly solves to lap one another between existing chain link, and locking mechanism is excessively complicated, and sliding pin is unstable can It is how easily-deformable by stress, and lack the technical issues of causing for conductor wire is worn using failure, to provide a kind of structure Simply, rigidity is strong, posting bearing capacity is big and wears for conductor wire, a kind of continual and steady novel rigid chain of service performance.

The present invention solves the above problems used technical solution are as follows: a kind of novel rigid chain, it includes several chains Section, each chain link are in door type structure, and two chain links that front and back offsets, which are that front and back is reversed each other, to be overlapped, and passes through connecting pin phase Connection forms rigid link chain；There is threading groove in the rigid link chain formed；Chain link used by this rigid link chain is in door Font structure, reversed overlap in front and back passes through in the rigid link chain that connection pin connection is formed with one for conductor wire chain link each other The threading groove worn, and its structure is relatively simple.

Preferably, the chain link includes left carrier bar, right carrier bar and connecting plate, the top of the left carrier bar and right carrier bar is logical The connecting plate is crossed to be connected；The chain link of this door shape type is relatively simple in production.

Preferably, the left carrier bar includes upper plate, mitered plate and lower plate and is successively from top to bottom arranged, the right carrier bar It is identical as left link plate structure, and the mitered plate of the left carrier bar and the right carrier bar tilts in the same direction；This knot Structure make two chain links that offset of front and back can the reversed overlap joint in front and back each other, when production need to only open a secondary mold and produce a chain link, nothing Two chain links for mirroring structure each other need to be produced, therefore manufacturing cost is lower, and be easy assembly.

Preferably, the upper plate is in regular hexagon structure, chain link its contact surface that offsets each other in front and back is accepted after assembly Even, rigidity is strong and simultaneously in operation also with the performance of flexible operation.

Preferably, offering first through hole in the upper plate, on the one hand the purpose for opening up through-hole mitigates whole rigidity The total amount of chain reduces from bearing a heavy burden, on the other hand increases the rigid of the upper plate.

Preferably, the rake angle optimum value of the mitered plate is 26.5 °.

Preferably, the left and right ends of the lower plate are respectively provided with for connecting the connecting hole of pin connection, in the lower plate Between offer the second through-hole.

Preferably, former and later two pitch chain section match straps reversely with each other, and made by the connecting pin through connecting hole Former and later two pitch chain sections are obtained to be firmly connected to each other；The both ends of the connecting pin are arranged with pin cap.

Preferably, be arranged with guide outside the connecting pin, and the pin be set on the left carrier bar and right carrier bar it Between；When rigid link chain is meshed rotation work with the transmission gear of push-pull mechanism, the guide has the property of protection to connecting pin Energy.

The present invention with the above mentioned technical proposal compared with prior art, the thermos have the advantages that this rigid chain Chain link used by item is in door type structure, and the reversed overlap joint in front and back passes through in the rigid link chain that connection pin connection is formed chain link each other The threading groove worn with one for conductor wire；And the link configuration of its each section is identical, the left carrier bar of each chain link and the right side The structure of carrier bar simple process during fabrication all the same, low cost；The upper plate of left carrier bar and right carrier bar is in regular hexagon simultaneously Structure rigidity when overlap joint offsets is strong and also with the performance of flexible operation, so that this rigid link chain is more stable when in use Sustainability.

Detailed description of the invention

Fig. 1 is stereochemical structure decomposing schematic representation of the invention；

Fig. 2 is that 2 pitch chain section of front and back of the invention assembles combined left view；

Fig. 3 is the left view of chain link of the invention；

Fig. 4 is the main view of chain link of the invention；

It is as shown in the figure: 1. chain links, 11. left carrier bars, 12. right carrier bars, 13. connecting plates, 101. upper plates, 102. mitered plates, 103. lower plate, 104. first through hole, 105. second through-holes, 106. connecting holes, 2. threading grooves, 3. connecting pins, 4. guidees, 5. pins Cap.

Specific embodiment

Below with reference to the embodiments and with reference to the accompanying drawing the technical solutions of the present invention will be further described.

The present embodiment are as follows: a kind of novel rigid chain, as shown in Figure 1, it includes several chain links (1), each chain link (1) it is in door type structure, is overlapped as shown in Fig. 2, two chain links (1) that front and back offsets are that front and back is reversed each other, and pass through connection Pin (3) is connected to form rigid link chain；There are threading groove (2) in the rigid link chain formed；As shown in figure 3, chain link (1) wraps Left carrier bar (11), right carrier bar (12) and connecting plate (13) are included, passes through connecting plate at the top of left carrier bar (11) and right carrier bar (12) (13) it is connected；The chain link (1) of this door shape type is relatively simple in production；As shown in figure 4, left carrier bar (11) includes upper plate (101), mitered plate (102) and lower plate (103) and successively from top to bottom it is arranged, right carrier bar (12) and left carrier bar (11) structure phase Together, and the mitered plate (102) of left carrier bar (11) and right carrier bar (12) tilts in the same direction；This structure makes front and back Two chain links (1) to offset can the reversed overlap joint in front and back each other, when production, need to only open a secondary mold and produce a chain link (1), without life Two chain links (1) for mirroring structure each other are produced, therefore manufacturing cost is lower, and is easy assembly；Upper plate (101) is in positive six side Shape structure, front and back chain link (1) its contact surface that offsets each other is accepted uniformly after assembly, and rigidity is strong and also has in operation simultaneously flexible The performance of operation；First through hole (104) are offered in upper plate (101), on the one hand the purpose for opening up through-hole mitigates whole rigidity The total amount of chain reduces from bearing a heavy burden, on the other hand increases the rigid of the upper plate (101)；The rake angle of mitered plate (102) Optimum value is 26.5 °；The connecting hole (106) that the left and right ends of lower plate (103) are respectively provided with for connecting pin (3) connection, lower plate (103) centre offers the second through-hole (105), former and later two pitch chain section (1) match straps reversely with each other, and passes through connecting pin (3) through connecting hole (106) former and later two pitch chain sections (1) are firmly connected to each other；As shown in Fig. 2, the both ends of connecting pin (3) It is arranged with pin cap (5), is arranged with guide (4) outside connecting pin (3), and guide (4) is arranged in left carrier bar (11) and right carrier bar (12) Between；When rigid link chain is meshed rotation work with the transmission gear of push-pull mechanism, the guide has protection to connecting pin Performance.

The working principle of the invention: chain link used by this rigid link chain is in door type structure, chain link as shown in Figure 1: The reversed overlap joint in front and back, which is connected to be sequentially overlapped combination and form rigid link chain by connecting pin, each other is formed by shape in rigid link chain At with a threading groove worn for conductor wire；Therefore it can be kept away when this novel rigid link chain is run in push-pull mechanism Exempt from wire mutually to wind with rigid link chain and lead to entire push-pull mechanism failure, in addition the link configuration of each section is identical, each The left carrier bar of chain link and the structure of right carrier bar simple process during fabrication all the same, low cost；Left carrier bar and right carrier bar simultaneously Upper plate is in that rigidity is by force and also with the performance of flexible operation when overlap joint offsets for regular hexagon structure, so that this rigid link chain More stable sustainability when in use.

The above is only preferred embodiments of the present invention, are not intended to limit the implementation manners and the protection scope of the present invention, right For those skilled in the art, it should can appreciate that and all replace with being equal made by description of the invention and diagramatic content It changes and obviously changes obtained scheme, should all be included within the scope of the present invention.